52737732 has 36 divisors (see below), whose sum is σ = 134564976. Its totient is φ = 17413680.

The previous prime is 52737721. The next prime is 52737743. The reversal of 52737732 is 23773725.

It is an interprime number because it is at equal distance from previous prime (52737721) and next prime (52737743).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×52737732³ (a number of 24 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2994 + ... + 10697.

It is an arithmetic number, because the mean of its divisors is an integer number (3737916).

Almost surely, 2^52737732 is an apocalyptic number.

It is an amenable number.

52737732 is an abundant number, since it is smaller than the sum of its proper divisors (81827244).

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

52737732 is a wasteful number, since it uses less digits than its factorization.

52737732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13808 (or 13803 counting only the distinct ones).

The product of its digits is 61740, while the sum is 36.

The square root of 52737732 is about 7262.0749101066. The cubic root of 52737732 is about 375.0079571645.

The spelling of 52737732 in words is "fifty-two million, seven hundred thirty-seven thousand, seven hundred thirty-two".