696289385 has 32 divisors (see below), whose sum is σ = 931996800. Its totient is φ = 495106560.

The previous prime is 696289351. The next prime is 696289397. The reversal of 696289385 is 583982696.

It is not a de Polignac number, because 696289385 - 2⁸ = 696289129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 696289385.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 742637 + ... + 743573.

It is an arithmetic number, because the mean of its divisors is an integer number (29124900).

Almost surely, 2^696289385 is an apocalyptic number.

It is an amenable number.

696289385 is a deficient number, since it is larger than the sum of its proper divisors (235707415).

696289385 is a wasteful number, since it uses less digits than its factorization.

696289385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241.

The product of its digits is 5598720, while the sum is 56.

The square root of 696289385 is about 26387.2959016266. The cubic root of 696289385 is about 886.3323309518.

The spelling of 696289385 in words is "six hundred ninety-six million, two hundred eighty-nine thousand, three hundred eighty-five".