45643068 has 24 divisors (see below), whose sum is σ = 118334160. Its totient is φ = 15214320.

The previous prime is 45643043. The next prime is 45643099. The reversal of 45643068 is 86034654.

45643068 is a `hidden beast` number, since 4 + 5 + 643 + 0 + 6 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 211203 + ... + 211418.

It is an arithmetic number, because the mean of its divisors is an integer number (4930590).

Almost surely, 2^45643068 is an apocalyptic number.

It is an amenable number.

45643068 is an abundant number, since it is smaller than the sum of its proper divisors (72691092).

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

45643068 is a wasteful number, since it uses less digits than its factorization.

45643068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422634 (or 422626 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 45643068 is about 6755.9653640320. The cubic root of 45643068 is about 357.3756373797.

The spelling of 45643068 in words is "forty-five million, six hundred forty-three thousand, sixty-eight".