332017664 has 52 divisors (see below), whose sum is σ = 724412040. Its totient is φ = 150896640.

The previous prime is 332017661. The next prime is 332017681. The reversal of 332017664 is 466710233.

It is a super-2 number, since 2×332017664² = 220471458416033792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 332017664.

It is not an unprimeable number, because it can be changed into a prime (332017661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41372 + ... + 48740.

Almost surely, 2^332017664 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 332017664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362206020).

332017664 is an abundant number, since it is smaller than the sum of its proper divisors (392394376).

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

332017664 is an equidigital number, since it uses as much as digits as its factorization.

332017664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7404 (or 7382 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 332017664 is about 18221.3518708135. The cubic root of 332017664 is about 692.4478373478.

Adding to 332017664 its reverse (466710233), we get a palindrome (798727897).

The spelling of 332017664 in words is "three hundred thirty-two million, seventeen thousand, six hundred sixty-four".