331424677 has 2 divisors, whose sum is σ = 331424678. Its totient is φ = 331424676.

The previous prime is 331424669. The next prime is 331424701. The reversal of 331424677 is 776424133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329821921 + 1602756 = 18161^2 + 1266^2 .

It is a cyclic number.

It is not a de Polignac number, because 331424677 - 2³ = 331424669 is a prime.

It is a super-3 number, since 3×331424677³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331424647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165712338 + 165712339.

It is an arithmetic number, because the mean of its divisors is an integer number (165712339).

Almost surely, 2^331424677 is an apocalyptic number.

It is an amenable number.

331424677 is a deficient number, since it is larger than the sum of its proper divisors (1).

331424677 is an equidigital number, since it uses as much as digits as its factorization.

331424677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 37.

The square root of 331424677 is about 18205.0728369869. The cubic root of 331424677 is about 692.0353520035.

The spelling of 331424677 in words is "three hundred thirty-one million, four hundred twenty-four thousand, six hundred seventy-seven".