45756544 has 16 divisors (see below), whose sum is σ = 91155870. Its totient is φ = 22878208.

The previous prime is 45756539. The next prime is 45756569. The reversal of 45756544 is 44565754.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 45050944 + 705600 = 6712^2 + 840^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×45756544² = 4187322637647872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45756497 and 45756506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178609 + ... + 178864.

Almost surely, 2^45756544 is an apocalyptic number.

It is an amenable number.

45756544 is a deficient number, since it is larger than the sum of its proper divisors (45399326).

45756544 is an equidigital number, since it uses as much as digits as its factorization.

45756544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357487 (or 357475 counting only the distinct ones).

The product of its digits is 336000, while the sum is 40.

The square root of 45756544 is about 6764.3583583367. The cubic root of 45756544 is about 357.6715566974.

The spelling of 45756544 in words is "forty-five million, seven hundred fifty-six thousand, five hundred forty-four".