332591616 has 240 divisors, whose sum is σ = 1147560480. Its totient is φ = 94832640.

The previous prime is 332591603. The next prime is 332591617. The reversal of 332591616 is 616195233.

332591616 is a `hidden beast` number, since 3 + 3 + 2 + 591 + 61 + 6 = 666.

It is a super-2 number, since 2×332591616² = 221234366066982912, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (332591617) 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, 677131 + ... + 677621.

It is an arithmetic number, because the mean of its divisors is an integer number (4781502).

Almost surely, 2^332591616 is an apocalyptic number.

332591616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 332591616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (573780240).

332591616 is an abundant number, since it is smaller than the sum of its proper divisors (814968864).

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

332591616 is an equidigital number, since it uses as much as digits as its factorization.

332591616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 503 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 332591616 is about 18237.0945054304. The cubic root of 332591616 is about 692.8466143540.

The spelling of 332591616 in words is "three hundred thirty-two million, five hundred ninety-one thousand, six hundred sixteen".