45044768 has 24 divisors (see below), whose sum is σ = 88966332. Its totient is φ = 22450176.

The previous prime is 45044719. The next prime is 45044803. The reversal of 45044768 is 86744054.

It can be written as a sum of positive squares in 2 ways, for example, as 44249104 + 795664 = 6652^2 + 892^2 .

It is a super-2 number, since 2×45044768² = 4058062248347648, which contains 22 as substring.

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, 8696 + ... + 12872.

Almost surely, 2^45044768 is an apocalyptic number.

It is an amenable number.

45044768 is a deficient number, since it is larger than the sum of its proper divisors (43921564).

45044768 is a wasteful number, since it uses less digits than its factorization.

45044768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524 (or 4516 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 45044768 is about 6711.5399127175. The cubic root of 45044768 is about 355.8072432075.

The spelling of 45044768 in words is "forty-five million, forty-four thousand, seven hundred sixty-eight".