45249624 has 64 divisors (see below), whose sum is σ = 143654400. Its totient is φ = 12928032.

The previous prime is 45249623. The next prime is 45249629. The reversal of 45249624 is 42694254.

45249624 is a `hidden beast` number, since 4 + 5 + 24 + 9 + 624 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45249623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13452 + ... + 16475.

It is an arithmetic number, because the mean of its divisors is an integer number (2244600).

Almost surely, 2^45249624 is an apocalyptic number.

It is an amenable number.

45249624 is an abundant number, since it is smaller than the sum of its proper divisors (98404776).

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

45249624 is a wasteful number, since it uses less digits than its factorization.

45249624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29949 (or 29939 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 45249624 is about 6726.7840756189. The cubic root of 45249624 is about 356.3458113489.

The spelling of 45249624 in words is "forty-five million, two hundred forty-nine thousand, six hundred twenty-four".