Search a number
-
+
1925772 = 223160481
BaseRepresentation
bin111010110001010001100
310121211122220
413112022030
5443111042
6105135340
722240332
oct7261214
93554586
101925772
1110a5952
1278a550
13525714
14381b52
152808ec
hex1d628c

1925772 has 12 divisors (see below), whose sum is σ = 4493496. Its totient is φ = 641920.

The previous prime is 1925753. The next prime is 1925773. The reversal of 1925772 is 2775291.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1925773) 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, 80229 + ... + 80252.

It is an arithmetic number, because the mean of its divisors is an integer number (374458).

21925772 is an apocalyptic number.

1925772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1925772 is an abundant number, since it is smaller than the sum of its proper divisors (2567724).

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

1925772 is a wasteful number, since it uses less digits than its factorization.

1925772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160488 (or 160486 counting only the distinct ones).

The product of its digits is 8820, while the sum is 33.

The square root of 1925772 is about 1387.7218741520. The cubic root of 1925772 is about 124.4137238748.

The spelling of 1925772 in words is "one million, nine hundred twenty-five thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 12 160481 320962 481443 641924 962886 1925772