332231261 has 4 divisors (see below), whose sum is σ = 336436800. Its totient is φ = 328025724.

The previous prime is 332231233. The next prime is 332231269. The reversal of 332231261 is 162132233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 332231261 - 2⁶ = 332231197 is a prime.

It is a super-2 number, since 2×332231261² = 220755221571300242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332231269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2102651 + ... + 2102808.

It is an arithmetic number, because the mean of its divisors is an integer number (84109200).

Almost surely, 2^332231261 is an apocalyptic number.

It is an amenable number.

332231261 is a deficient number, since it is larger than the sum of its proper divisors (4205539).

332231261 is an equidigital number, since it uses as much as digits as its factorization.

332231261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4205538.

The product of its digits is 1296, while the sum is 23.

The square root of 332231261 is about 18227.2121016902. The cubic root of 332231261 is about 692.5962963917.

Adding to 332231261 its reverse (162132233), we get a palindrome (494363494).

The spelling of 332231261 in words is "three hundred thirty-two million, two hundred thirty-one thousand, two hundred sixty-one".