746631791 has 2 divisors, whose sum is σ = 746631792. Its totient is φ = 746631790.

The previous prime is 746631713. The next prime is 746631803. The reversal of 746631791 is 197136647.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746631791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746631091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373315895 + 373315896.

It is an arithmetic number, because the mean of its divisors is an integer number (373315896).

Almost surely, 2^746631791 is an apocalyptic number.

746631791 is a deficient number, since it is larger than the sum of its proper divisors (1).

746631791 is an equidigital number, since it uses as much as digits as its factorization.

746631791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 44.

The square root of 746631791 is about 27324.5638757511. The cubic root of 746631791 is about 907.1981570710.

The spelling of 746631791 in words is "seven hundred forty-six million, six hundred thirty-one thousand, seven hundred ninety-one".