47973564 has 54 divisors (see below), whose sum is σ = 123878664. Its totient is φ = 15650880.

The previous prime is 47973551. The next prime is 47973577. The reversal of 47973564 is 46537974.

It is an interprime number because it is at equal distance from previous prime (47973551) and next prime (47973577).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 350104 + ... + 350240.

Almost surely, 2^47973564 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 47973564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61939332).

47973564 is an abundant number, since it is smaller than the sum of its proper divisors (75905100).

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

47973564 is a wasteful number, since it uses less digits than its factorization.

47973564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355 (or 213 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 47973564 is about 6926.2951135510. The cubic root of 47973564 is about 363.3573877032.

The spelling of 47973564 in words is "forty-seven million, nine hundred seventy-three thousand, five hundred sixty-four".