Search a number
-
+
4435420 = 2251120161
BaseRepresentation
bin10000111010110111011100
322100100020211
4100322313130
52113413140
6235022204
752462153
oct20726734
98310224
104435420
11255a440
12159a964
13bc3b12
1483659a
155c92ea
hex43addc

4435420 has 24 divisors (see below), whose sum is σ = 10161648. Its totient is φ = 1612800.

The previous prime is 4435397. The next prime is 4435423. The reversal of 4435420 is 245344.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 4435391 and 4435400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4435423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9861 + ... + 10300.

It is an arithmetic number, because the mean of its divisors is an integer number (423402).

Almost surely, 24435420 is an apocalyptic number.

It is an amenable number.

4435420 is an abundant number, since it is smaller than the sum of its proper divisors (5726228).

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

4435420 is a wasteful number, since it uses less digits than its factorization.

4435420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20181 (or 20179 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 4435420 is about 2106.0436842573. The cubic root of 4435420 is about 164.3027819157.

The spelling of 4435420 in words is "four million, four hundred thirty-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 20161 40322 80644 100805 201610 221771 403220 443542 887084 1108855 2217710 4435420