45450756 has 36 divisors (see below), whose sum is σ = 123728332. Its totient is φ = 13984704.

The previous prime is 45450719. The next prime is 45450791. The reversal of 45450756 is 65705454.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 23040000 + 22410756 = 4800^2 + 4734^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45450756.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48091 + ... + 49026.

Almost surely, 2^45450756 is an apocalyptic number.

It is an amenable number.

45450756 is an abundant number, since it is smaller than the sum of its proper divisors (78277576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45450756 is a wasteful number, since it uses less digits than its factorization.

45450756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97140 (or 97135 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 45450756 is about 6741.7175853042. The cubic root of 45450756 is about 356.8730099375.

The spelling of 45450756 in words is "forty-five million, four hundred fifty thousand, seven hundred fifty-six".