445694012 has 12 divisors (see below), whose sum is σ = 787687656. Its totient is φ = 220640400.

The previous prime is 445694009. The next prime is 445694033. The reversal of 445694012 is 210496544.

It is a super-2 number, since 2×445694012² = 397286304665312288, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 551198 + ... + 552005.

It is an arithmetic number, because the mean of its divisors is an integer number (65640638).

Almost surely, 2^445694012 is an apocalyptic number.

It is an amenable number.

445694012 is a deficient number, since it is larger than the sum of its proper divisors (341993644).

445694012 is a wasteful number, since it uses less digits than its factorization.

445694012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103308 (or 1103306 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 445694012 is about 21111.4663630928. The cubic root of 445694012 is about 763.8573580358.

The spelling of 445694012 in words is "four hundred forty-five million, six hundred ninety-four thousand, twelve".