709799423 has 2 divisors, whose sum is σ = 709799424. Its totient is φ = 709799422.

The previous prime is 709799413. The next prime is 709799449. The reversal of 709799423 is 324997907.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-709799423 is a prime.

It is a super-2 number, since 2×709799423² = 1007630441782265858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (709799413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354899711 + 354899712.

It is an arithmetic number, because the mean of its divisors is an integer number (354899712).

Almost surely, 2^709799423 is an apocalyptic number.

709799423 is a deficient number, since it is larger than the sum of its proper divisors (1).

709799423 is an equidigital number, since it uses as much as digits as its factorization.

709799423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 857304, while the sum is 50.

The square root of 709799423 is about 26642.0611627554. The cubic root of 709799423 is about 892.0281244693.

The spelling of 709799423 in words is "seven hundred nine million, seven hundred ninety-nine thousand, four hundred twenty-three".