45170216 has 32 divisors (see below), whose sum is σ = 104240640. Its totient is φ = 17869248.

The previous prime is 45170189. The next prime is 45170219. The reversal of 45170216 is 61207154.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (45170219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30296 + ... + 31751.

It is an arithmetic number, because the mean of its divisors is an integer number (3257520).

Almost surely, 2^45170216 is an apocalyptic number.

It is an amenable number.

45170216 is an abundant number, since it is smaller than the sum of its proper divisors (59070424).

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

45170216 is a wasteful number, since it uses less digits than its factorization.

45170216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62073 (or 62069 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 45170216 is about 6720.8791091642. The cubic root of 45170216 is about 356.1372403572.

The spelling of 45170216 in words is "forty-five million, one hundred seventy thousand, two hundred sixteen".