45215236 has 24 divisors (see below), whose sum is σ = 89107200. Its totient is φ = 19888800.

The previous prime is 45215227. The next prime is 45215273. The reversal of 45215236 is 63251254.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

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, 15211 + ... + 17938.

It is an arithmetic number, because the mean of its divisors is an integer number (3712800).

Almost surely, 2^45215236 is an apocalyptic number.

It is an amenable number.

45215236 is a deficient number, since it is larger than the sum of its proper divisors (43891964).

45215236 is a wasteful number, since it uses less digits than its factorization.

45215236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33195 (or 33193 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 45215236 is about 6724.2275392791. The cubic root of 45215236 is about 356.2555186998.

It can be divided in two parts, 45215 and 236, that added together give a triangular number (45451 = T₃₀₁).

The spelling of 45215236 in words is "forty-five million, two hundred fifteen thousand, two hundred thirty-six".