697469685 has 16 divisors (see below), whose sum is σ = 1217401920. Its totient is φ = 338167040.

The previous prime is 697469677. The next prime is 697469701. The reversal of 697469685 is 586964796.

697469685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 697469685 - 2³ = 697469677 is a prime.

It is a super-2 number, since 2×697469685² = 972927922987998450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2113380 + ... + 2113709.

It is an arithmetic number, because the mean of its divisors is an integer number (76087620).

Almost surely, 2^697469685 is an apocalyptic number.

It is an amenable number.

697469685 is a deficient number, since it is larger than the sum of its proper divisors (519932235).

697469685 is a wasteful number, since it uses less digits than its factorization.

697469685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4227108.

The product of its digits is 19595520, while the sum is 60.

The square root of 697469685 is about 26409.6513608188. The cubic root of 697469685 is about 886.8328639754.

The spelling of 697469685 in words is "six hundred ninety-seven million, four hundred sixty-nine thousand, six hundred eighty-five".