445625922 has 32 divisors (see below), whose sum is σ = 1025424000. Its totient is φ = 126465408.

The previous prime is 445625909. The next prime is 445625927. The reversal of 445625922 is 229526544.

It is not an unprimeable number, because it can be changed into a prime (445625927) 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, 29347 + ... + 41862.

It is an arithmetic number, because the mean of its divisors is an integer number (32044500).

Almost surely, 2^445625922 is an apocalyptic number.

445625922 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

445625922 is an abundant number, since it is smaller than the sum of its proper divisors (579798078).

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

445625922 is a wasteful number, since it uses less digits than its factorization.

445625922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71370.

The product of its digits is 172800, while the sum is 39.

The square root of 445625922 is about 21109.8536707387. The cubic root of 445625922 is about 763.8184571345.

The spelling of 445625922 in words is "four hundred forty-five million, six hundred twenty-five thousand, nine hundred twenty-two".