332169993 has 12 divisors (see below), whose sum is σ = 480856948. Its totient is φ = 220959360.

The previous prime is 332169977. The next prime is 332170037. The reversal of 332169993 is 399961233.

It can be written as a sum of positive squares in 2 ways, for example, as 187881849 + 144288144 = 13707^2 + 12012^2 .

It is not a de Polignac number, because 332169993 - 2⁴ = 332169977 is a prime.

It is a super-2 number, since 2×332169993² = 220673808499240098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (332169193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36268 + ... + 44493.

Almost surely, 2^332169993 is an apocalyptic number.

It is an amenable number.

332169993 is a deficient number, since it is larger than the sum of its proper divisors (148686955).

332169993 is a wasteful number, since it uses less digits than its factorization.

332169993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81224 (or 81221 counting only the distinct ones).

The product of its digits is 236196, while the sum is 45.

The square root of 332169993 is about 18225.5313502789. The cubic root of 332169993 is about 692.5537190230.

The spelling of 332169993 in words is "three hundred thirty-two million, one hundred sixty-nine thousand, nine hundred ninety-three".