332126261 has 2 divisors, whose sum is σ = 332126262. Its totient is φ = 332126260.

The previous prime is 332126239. The next prime is 332126269. The reversal of 332126261 is 162621233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187525636 + 144600625 = 13694^2 + 12025^2 .

It is a cyclic number.

It is not a de Polignac number, because 332126261 - 2¹⁰ = 332125237 is a prime.

It is a super-2 number, since 2×332126261² = 220615706491680242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 332126261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (332126269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166063130 + 166063131.

It is an arithmetic number, because the mean of its divisors is an integer number (166063131).

Almost surely, 2^332126261 is an apocalyptic number.

It is an amenable number.

332126261 is a deficient number, since it is larger than the sum of its proper divisors (1).

332126261 is an equidigital number, since it uses as much as digits as its factorization.

332126261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 26.

The square root of 332126261 is about 18224.3315652454. The cubic root of 332126261 is about 692.5233248583.

Adding to 332126261 its reverse (162621233), we get a palindrome (494747494).

The spelling of 332126261 in words is "three hundred thirty-two million, one hundred twenty-six thousand, two hundred sixty-one".