44653420 has 48 divisors (see below), whose sum is σ = 112815360. Its totient is φ = 14503104.

The previous prime is 44653379. The next prime is 44653421. The reversal of 44653420 is 2435644.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (44653421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5734 + ... + 11053.

It is an arithmetic number, because the mean of its divisors is an integer number (2350320).

Almost surely, 2^44653420 is an apocalyptic number.

It is an amenable number.

44653420 is an abundant number, since it is smaller than the sum of its proper divisors (68161940).

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

44653420 is a wasteful number, since it uses less digits than its factorization.

44653420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16822 (or 16820 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 44653420 is about 6682.3214529084. The cubic root of 44653420 is about 354.7738293552.

The spelling of 44653420 in words is "forty-four million, six hundred fifty-three thousand, four hundred twenty".