696906690 has 32 divisors (see below), whose sum is σ = 1674164160. Its totient is φ = 185665344.

The previous prime is 696906673. The next prime is 696906701. The reversal of 696906690 is 96609696.

696906690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×696906690² = 971357869133512200, which contains 22 as substring.

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, 22797 + ... + 43743.

It is an arithmetic number, because the mean of its divisors is an integer number (52317630).

Almost surely, 2^696906690 is an apocalyptic number.

696906690 is an abundant number, since it is smaller than the sum of its proper divisors (977257470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

696906690 is a wasteful number, since it uses less digits than its factorization.

696906690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22066.

The product of its (nonzero) digits is 944784, while the sum is 51.

The square root of 696906690 is about 26398.9903216013. The cubic root of 696906690 is about 886.5941836528.

The spelling of 696906690 in words is "six hundred ninety-six million, nine hundred six thousand, six hundred ninety".