45001684 has 24 divisors (see below), whose sum is σ = 96927488. Its totient is φ = 17802720.

The previous prime is 45001681. The next prime is 45001751. The reversal of 45001684 is 48610054.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45001681) 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, 61452 + ... + 62179.

Almost surely, 2^45001684 is an apocalyptic number.

It is an amenable number.

45001684 is an abundant number, since it is smaller than the sum of its proper divisors (51925804).

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

45001684 is a wasteful number, since it uses less digits than its factorization.

45001684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123655 (or 123653 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 45001684 is about 6708.3294492742. The cubic root of 45001684 is about 355.6937672887.

The spelling of 45001684 in words is "forty-five million, one thousand, six hundred eighty-four".