676342431 has 12 divisors (see below), whose sum is σ = 977717208. Its totient is φ = 450535824.

The previous prime is 676342409. The next prime is 676342451. The reversal of 676342431 is 134243676.

It is a happy number.

It is not a de Polignac number, because 676342431 - 2⁶ = 676342367 is a prime.

It is a super-2 number, since 2×676342431² = 914878167941979522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676342451) 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 in 11 ways as a sum of consecutive naturals, for example, 17740 + ... + 40833.

It is an arithmetic number, because the mean of its divisors is an integer number (81476434).

Almost surely, 2^676342431 is an apocalyptic number.

676342431 is a deficient number, since it is larger than the sum of its proper divisors (301374777).

676342431 is a wasteful number, since it uses less digits than its factorization.

676342431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59862 (or 59859 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 676342431 is about 26006.5843778071. The cubic root of 676342431 is about 877.7864611288.

It can be divided in two parts, 6763 and 42431, that added together give a palindrome (49194).

The spelling of 676342431 in words is "six hundred seventy-six million, three hundred forty-two thousand, four hundred thirty-one".