696427799 has 4 divisors (see below), whose sum is σ = 708231720. Its totient is φ = 684623880.

The previous prime is 696427793. The next prime is 696427807. The reversal of 696427799 is 997724696.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 696427799 - 2¹² = 696423703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59), and also a Moran number because the ratio is a prime number: 11803861 = 696427799 / (6 + 9 + 6 + 4 + 2 + 7 + 7 + 9 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696427793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5901872 + ... + 5901989.

It is an arithmetic number, because the mean of its divisors is an integer number (177057930).

Almost surely, 2^696427799 is an apocalyptic number.

696427799 is a deficient number, since it is larger than the sum of its proper divisors (11803921).

696427799 is a wasteful number, since it uses less digits than its factorization.

696427799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11803920.

The product of its digits is 10287648, while the sum is 59.

The square root of 696427799 is about 26389.9185106737. The cubic root of 696427799 is about 886.3910578153.

The spelling of 696427799 in words is "six hundred ninety-six million, four hundred twenty-seven thousand, seven hundred ninety-nine".