Search a number
-
+
1404896 = 25431021
BaseRepresentation
bin101010110111111100000
32122101011012
411112333200
5324424041
650040052
714640623
oct5267740
92571135
101404896
1187a579
12579028
133a25cc
14287dba
151cb3eb
hex156fe0

1404896 has 24 divisors (see below), whose sum is σ = 2832984. Its totient is φ = 685440.

The previous prime is 1404883. The next prime is 1404899. The reversal of 1404896 is 6984041.

Adding to 1404896 its sum of digits (32), we get a cube (1404928 = 1123).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866 + ... + 1886.

It is an arithmetic number, because the mean of its divisors is an integer number (118041).

21404896 is an apocalyptic number.

1404896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1404896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1416492).

1404896 is an abundant number, since it is smaller than the sum of its proper divisors (1428088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1404896 is a wasteful number, since it uses less digits than its factorization.

1404896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074 (or 1066 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1404896 is about 1185.2830885489. The cubic root of 1404896 is about 111.9991496534. Note that the first 3 decimals are identical.

The spelling of 1404896 in words is "one million, four hundred four thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 16 32 43 86 172 344 688 1021 1376 2042 4084 8168 16336 32672 43903 87806 175612 351224 702448 1404896