788672431 has 2 divisors, whose sum is σ = 788672432. Its totient is φ = 788672430.

The previous prime is 788672393. The next prime is 788672441. The reversal of 788672431 is 134276887.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 788672431 - 2¹⁷ = 788541359 is a prime.

It is a super-2 number, since 2×788672431² = 1244008406838899522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (788672441) 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 as a sum of consecutive naturals, namely, 394336215 + 394336216.

It is an arithmetic number, because the mean of its divisors is an integer number (394336216).

Almost surely, 2^788672431 is an apocalyptic number.

788672431 is a deficient number, since it is larger than the sum of its proper divisors (1).

788672431 is an equidigital number, since it uses as much as digits as its factorization.

788672431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 46.

The square root of 788672431 is about 28083.3123224452. The cubic root of 788672431 is about 923.9154294861.

The spelling of 788672431 in words is "seven hundred eighty-eight million, six hundred seventy-two thousand, four hundred thirty-one".