45407056 has 20 divisors (see below), whose sum is σ = 89217504. Its totient is φ = 22383200.

The previous prime is 45407053. The next prime is 45407081. The reversal of 45407056 is 65070454.

It is a happy number.

45407056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45407053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18850 + ... + 21121.

Almost surely, 2^45407056 is an apocalyptic number.

It is an amenable number.

45407056 is a deficient number, since it is larger than the sum of its proper divisors (43810448).

45407056 is a wasteful number, since it uses less digits than its factorization.

45407056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40050 (or 40044 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 45407056 is about 6738.4757920467. The cubic root of 45407056 is about 356.7585978222.

The spelling of 45407056 in words is "forty-five million, four hundred seven thousand, fifty-six".