45407252 has 24 divisors (see below), whose sum is σ = 87588480. Its totient is φ = 20424960.

The previous prime is 45407249. The next prime is 45407261. The reversal of 45407252 is 25270454.

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, 1052 + ... + 9587.

It is an arithmetic number, because the mean of its divisors is an integer number (3649520).

Almost surely, 2^45407252 is an apocalyptic number.

It is an amenable number.

45407252 is a deficient number, since it is larger than the sum of its proper divisors (42181228).

45407252 is a wasteful number, since it uses less digits than its factorization.

45407252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10751 (or 10749 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 45407252 is about 6738.4903353793. The cubic root of 45407252 is about 356.7591111388.

The spelling of 45407252 in words is "forty-five million, four hundred seven thousand, two hundred fifty-two".