704275631 has 2 divisors, whose sum is σ = 704275632. Its totient is φ = 704275630.

The previous prime is 704275619. The next prime is 704275633. The reversal of 704275631 is 136572407.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 704275631 - 2¹⁴ = 704259247 is a prime.

It is a super-2 number, since 2×704275631² = 992008328840896322, which contains 22 as substring.

Together with 704275633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 704275591 and 704275600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704275633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352137815 + 352137816.

It is an arithmetic number, because the mean of its divisors is an integer number (352137816).

Almost surely, 2^704275631 is an apocalyptic number.

704275631 is a deficient number, since it is larger than the sum of its proper divisors (1).

704275631 is an equidigital number, since it uses as much as digits as its factorization.

704275631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 704275631 is about 26538.1919316294. The cubic root of 704275631 is about 889.7081191583.

The spelling of 704275631 in words is "seven hundred four million, two hundred seventy-five thousand, six hundred thirty-one".