332506313 has 4 divisors (see below), whose sum is σ = 337061268. Its totient is φ = 327951360.

The previous prime is 332506301. The next prime is 332506319. The reversal of 332506313 is 313605233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313605233 = 103 ⋅3044711.

It can be written as a sum of positive squares in 2 ways, for example, as 183006784 + 149499529 = 13528^2 + 12227^2 .

It is a cyclic number.

It is not a de Polignac number, because 332506313 - 2⁴ = 332506297 is a prime.

It is a super-2 number, since 2×332506313² = 221120896369707938, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (332506319) 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, 2277368 + ... + 2277513.

It is an arithmetic number, because the mean of its divisors is an integer number (84265317).

Almost surely, 2^332506313 is an apocalyptic number.

It is an amenable number.

332506313 is a deficient number, since it is larger than the sum of its proper divisors (4554955).

332506313 is an equidigital number, since it uses as much as digits as its factorization.

332506313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4554954.

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 332506313 is about 18234.7556331309. The cubic root of 332506313 is about 692.7873755904.

The spelling of 332506313 in words is "three hundred thirty-two million, five hundred six thousand, three hundred thirteen".