44452920 has 32 divisors (see below), whose sum is σ = 133359120. Its totient is φ = 11854080.

The previous prime is 44452907. The next prime is 44452963. The reversal of 44452920 is 2925444.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185101 + ... + 185340.

Almost surely, 2^44452920 is an apocalyptic number.

44452920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44452920 is an abundant number, since it is smaller than the sum of its proper divisors (88906200).

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

44452920 is a wasteful number, since it uses less digits than its factorization.

44452920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370455 (or 370451 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 44452920 is about 6667.3023030308. The cubic root of 44452920 is about 354.2420381841.

The spelling of 44452920 in words is "forty-four million, four hundred fifty-two thousand, nine hundred twenty".