45393684 has 48 divisors (see below), whose sum is σ = 121766400. Its totient is φ = 12892896.

The previous prime is 45393661. The next prime is 45393721. The reversal of 45393684 is 48639354.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 13527 + ... + 16545.

It is an arithmetic number, because the mean of its divisors is an integer number (2536800).

Almost surely, 2^45393684 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 45393684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60883200).

45393684 is an abundant number, since it is smaller than the sum of its proper divisors (76372716).

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

45393684 is a wasteful number, since it uses less digits than its factorization.

45393684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212 (or 3210 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 45393684 is about 6737.4835064733. The cubic root of 45393684 is about 356.7235735715.

The spelling of 45393684 in words is "forty-five million, three hundred ninety-three thousand, six hundred eighty-four".