66732088 has 32 divisors (see below), whose sum is σ = 131621760. Its totient is φ = 31674240.

The previous prime is 66732079. The next prime is 66732097. The reversal of 66732088 is 88023766.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (66732079) and next prime (66732097).

It is a self number, because there is not a number n which added to its sum of digits gives 66732088.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10606 + ... + 15682.

It is an arithmetic number, because the mean of its divisors is an integer number (4113180).

Almost surely, 2^66732088 is an apocalyptic number.

It is an amenable number.

66732088 is a deficient number, since it is larger than the sum of its proper divisors (64889672).

66732088 is a wasteful number, since it uses less digits than its factorization.

66732088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167 (or 5163 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 66732088 is about 8168.9710490367. The cubic root of 66732088 is about 405.6127249307.

The spelling of 66732088 in words is "sixty-six million, seven hundred thirty-two thousand, eighty-eight".