747266431 has 2 divisors, whose sum is σ = 747266432. Its totient is φ = 747266430.

The previous prime is 747266413. The next prime is 747266437. The reversal of 747266431 is 134662747.

Together with previous prime (747266413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 747266431 - 2⁹ = 747265919 is a prime.

It is a super-2 number, since 2×747266431² = 1116814237798955522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (747266437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373633215 + 373633216.

It is an arithmetic number, because the mean of its divisors is an integer number (373633216).

Almost surely, 2^747266431 is an apocalyptic number.

747266431 is a deficient number, since it is larger than the sum of its proper divisors (1).

747266431 is an equidigital number, since it uses as much as digits as its factorization.

747266431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 40.

The square root of 747266431 is about 27336.1744031604. The cubic root of 747266431 is about 907.4551249606.

The spelling of 747266431 in words is "seven hundred forty-seven million, two hundred sixty-six thousand, four hundred thirty-one".