45156252 has 24 divisors (see below), whose sum is σ = 107935632. Its totient is φ = 14684800.

The previous prime is 45156227. The next prime is 45156289. The reversal of 45156252 is 25265154.

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, 45399 + ... + 46382.

It is an arithmetic number, because the mean of its divisors is an integer number (4497318).

Almost surely, 2^45156252 is an apocalyptic number.

It is an amenable number.

45156252 is an abundant number, since it is smaller than the sum of its proper divisors (62779380).

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

45156252 is a wasteful number, since it uses less digits than its factorization.

45156252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91829 (or 91827 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 45156252 is about 6719.8401766709. The cubic root of 45156252 is about 356.1005376106.

The spelling of 45156252 in words is "forty-five million, one hundred fifty-six thousand, two hundred fifty-two".