72732060 has 72 divisors (see below), whose sum is σ = 226895760. Its totient is φ = 19342368.

The previous prime is 72732031. The next prime is 72732089. The reversal of 72732060 is 6023727.

It is an interprime number because it is at equal distance from previous prime (72732031) and next prime (72732089).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197997 + ... + 198363.

It is an arithmetic number, because the mean of its divisors is an integer number (3151330).

Almost surely, 2^72732060 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 72732060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113447880).

72732060 is an abundant number, since it is smaller than the sum of its proper divisors (154163700).

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

72732060 is a wasteful number, since it uses less digits than its factorization.

72732060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 72732060 is about 8528.3093283487. The cubic root of 72732060 is about 417.4219630163.

Adding to 72732060 its reverse (6023727), we get a palindrome (78755787).

The spelling of 72732060 in words is "seventy-two million, seven hundred thirty-two thousand, sixty".