702097431 has 12 divisors (see below), whose sum is σ = 1088967672. Its totient is φ = 401198448.

The previous prime is 702097427. The next prime is 702097447. The reversal of 702097431 is 134790207.

It is not a de Polignac number, because 702097431 - 2² = 702097427 is a prime.

It is a super-2 number, since 2×702097431² = 985881605233599522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 702097392 and 702097401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (702097031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2387940 + ... + 2388233.

It is an arithmetic number, because the mean of its divisors is an integer number (90747306).

Almost surely, 2^702097431 is an apocalyptic number.

702097431 is a deficient number, since it is larger than the sum of its proper divisors (386870241).

702097431 is a wasteful number, since it uses less digits than its factorization.

702097431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4776190 (or 4776183 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 702097431 is about 26497.1211832531. The cubic root of 702097431 is about 888.7899352803.

The spelling of 702097431 in words is "seven hundred two million, ninety-seven thousand, four hundred thirty-one".