332557985 has 4 divisors (see below), whose sum is σ = 399069588. Its totient is φ = 266046384.

The previous prime is 332557957. The next prime is 332557991. The reversal of 332557985 is 589755233.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 589755233 = 757 ⋅779069.

It can be written as a sum of positive squares in 2 ways, for example, as 134536801 + 198021184 = 11599^2 + 14072^2 .

It is a cyclic number.

It is not a de Polignac number, because 332557985 - 2²⁴ = 315780769 is a prime.

It is a super-2 number, since 2×332557985² = 221189626774520450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33255794 + ... + 33255803.

It is an arithmetic number, because the mean of its divisors is an integer number (99767397).

Almost surely, 2^332557985 is an apocalyptic number.

It is an amenable number.

332557985 is a deficient number, since it is larger than the sum of its proper divisors (66511603).

332557985 is an equidigital number, since it uses as much as digits as its factorization.

332557985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66511602.

The product of its digits is 1134000, while the sum is 47.

The square root of 332557985 is about 18236.1724328325. The cubic root of 332557985 is about 692.8232604781.

The spelling of 332557985 in words is "three hundred thirty-two million, five hundred fifty-seven thousand, nine hundred eighty-five".