45177072 has 40 divisors (see below), whose sum is σ = 118315344. Its totient is φ = 14851584.

The previous prime is 45177059. The next prime is 45177091. The reversal of 45177072 is 27077154.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2943 + ... + 9950.

Almost surely, 2^45177072 is an apocalyptic number.

It is an amenable number.

45177072 is an abundant number, since it is smaller than the sum of its proper divisors (73138272).

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

45177072 is a wasteful number, since it uses less digits than its factorization.

45177072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12977 (or 12971 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 33.

The square root of 45177072 is about 6721.3891421342. The cubic root of 45177072 is about 356.1552577856.

The spelling of 45177072 in words is "forty-five million, one hundred seventy-seven thousand, seventy-two".