696373631 has 2 divisors, whose sum is σ = 696373632. Its totient is φ = 696373630.

The previous prime is 696373547. The next prime is 696373649. The reversal of 696373631 is 136373696.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 696373631 - 2²⁶ = 629264767 is a prime.

It is a super-2 number, since 2×696373631² = 969872467904248322, 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 (696373661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348186815 + 348186816.

It is an arithmetic number, because the mean of its divisors is an integer number (348186816).

Almost surely, 2^696373631 is an apocalyptic number.

696373631 is a deficient number, since it is larger than the sum of its proper divisors (1).

696373631 is an equidigital number, since it uses as much as digits as its factorization.

696373631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 367416, while the sum is 44.

The square root of 696373631 is about 26388.8921897074. The cubic root of 696373631 is about 886.3680761194.

The spelling of 696373631 in words is "six hundred ninety-six million, three hundred seventy-three thousand, six hundred thirty-one".