749710831 has 2 divisors, whose sum is σ = 749710832. Its totient is φ = 749710830.

The previous prime is 749710823. The next prime is 749710837. The reversal of 749710831 is 138017947.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 749710831 - 2³ = 749710823 is a prime.

It is a super-2 number, since 2×749710831² = 1124132660237421122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749710837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374855415 + 374855416.

It is an arithmetic number, because the mean of its divisors is an integer number (374855416).

Almost surely, 2^749710831 is an apocalyptic number.

749710831 is a deficient number, since it is larger than the sum of its proper divisors (1).

749710831 is an equidigital number, since it uses as much as digits as its factorization.

749710831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 749710831 is about 27380.8478867985. The cubic root of 749710831 is about 908.4435136404.

The spelling of 749710831 in words is "seven hundred forty-nine million, seven hundred ten thousand, eight hundred thirty-one".