45171546 has 32 divisors (see below), whose sum is σ = 103517568. Its totient is φ = 12872640.

The previous prime is 45171541. The next prime is 45171547. The reversal of 45171546 is 64517154.

It is not an unprimeable number, because it can be changed into a prime (45171541) 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, 18196 + ... + 20528.

It is an arithmetic number, because the mean of its divisors is an integer number (3234924).

Almost surely, 2^45171546 is an apocalyptic number.

45171546 is an abundant number, since it is smaller than the sum of its proper divisors (58346022).

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

45171546 is a wasteful number, since it uses less digits than its factorization.

45171546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806.

The product of its digits is 16800, while the sum is 33.

The square root of 45171546 is about 6720.9780538252. The cubic root of 45171546 is about 356.1407357126.

The spelling of 45171546 in words is "forty-five million, one hundred seventy-one thousand, five hundred forty-six".