45749456 has 10 divisors (see below), whose sum is σ = 88639602. Its totient is φ = 22874720.

The previous prime is 45749437. The next prime is 45749477. The reversal of 45749456 is 65494754.

It can be written as a sum of positive squares in only one way, i.e., 38241856 + 7507600 = 6184^2 + 2740^2 .

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 as a sum of consecutive naturals, namely, 1429655 + ... + 1429686.

Almost surely, 2^45749456 is an apocalyptic number.

It is an amenable number.

45749456 is a deficient number, since it is larger than the sum of its proper divisors (42890146).

45749456 is a wasteful number, since it uses less digits than its factorization.

45749456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859349 (or 2859343 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The square root of 45749456 is about 6763.8344154777. The cubic root of 45749456 is about 357.6530871577.

The spelling of 45749456 in words is "forty-five million, seven hundred forty-nine thousand, four hundred fifty-six".