45473656 has 16 divisors (see below), whose sum is σ = 85514040. Its totient is φ = 22669920.

The previous prime is 45473641. The next prime is 45473663. The reversal of 45473656 is 65637454.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5415 + ... + 10966.

Almost surely, 2^45473656 is an apocalyptic number.

It is an amenable number.

45473656 is a deficient number, since it is larger than the sum of its proper divisors (40040384).

45473656 is a wasteful number, since it uses less digits than its factorization.

45473656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16734 (or 16730 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 45473656 is about 6743.4157516796. The cubic root of 45473656 is about 356.9329357452.

The spelling of 45473656 in words is "forty-five million, four hundred seventy-three thousand, six hundred fifty-six".