45000684 has 72 divisors (see below), whose sum is σ = 119898688. Its totient is φ = 14754960.

The previous prime is 45000629. The next prime is 45000689. The reversal of 45000684 is 48600054.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45000689) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64779 + ... + 65469.

Almost surely, 2^45000684 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 45000684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59949344).

45000684 is an abundant number, since it is smaller than the sum of its proper divisors (74898004).

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

45000684 is a wasteful number, since it uses less digits than its factorization.

45000684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777 (or 763 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 45000684 is about 6708.2549146555. The cubic root of 45000684 is about 355.6911325991.

The spelling of 45000684 in words is "forty-five million, six hundred eighty-four", and thus it is an aban number.