45571912 has 8 divisors (see below), whose sum is σ = 85447350. Its totient is φ = 22785952.

The previous prime is 45571909. The next prime is 45571921. The reversal of 45571912 is 21917554.

It can be written as a sum of positive squares in only one way, i.e., 44435556 + 1136356 = 6666^2 + 1066^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2848237 + ... + 2848252.

Almost surely, 2^45571912 is an apocalyptic number.

It is an amenable number.

45571912 is a deficient number, since it is larger than the sum of its proper divisors (39875438).

45571912 is a wasteful number, since it uses less digits than its factorization.

45571912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5696495 (or 5696491 counting only the distinct ones).

The product of its digits is 12600, while the sum is 34.

The square root of 45571912 is about 6750.6971491839. The cubic root of 45571912 is about 357.1898286106.

The spelling of 45571912 in words is "forty-five million, five hundred seventy-one thousand, nine hundred twelve".