45677172 has 48 divisors (see below), whose sum is σ = 111992832. Its totient is φ = 14461920.

The previous prime is 45677161. The next prime is 45677189. The reversal of 45677172 is 27177654.

It is a self number, because there is not a number n which added to its sum of digits gives 45677172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45597 + ... + 46587.

It is an arithmetic number, because the mean of its divisors is an integer number (2333184).

Almost surely, 2^45677172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45677172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55996416).

45677172 is an abundant number, since it is smaller than the sum of its proper divisors (66315660).

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

45677172 is a wasteful number, since it uses less digits than its factorization.

45677172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188 (or 1186 counting only the distinct ones).

The product of its digits is 82320, while the sum is 39.

The square root of 45677172 is about 6758.4888843587. The cubic root of 45677172 is about 357.4646242727.

The spelling of 45677172 in words is "forty-five million, six hundred seventy-seven thousand, one hundred seventy-two".