699936897 has 32 divisors (see below), whose sum is σ = 1067258880. Its totient is φ = 403888320.

The previous prime is 699936889. The next prime is 699936901. The reversal of 699936897 is 798639996.

It is not a de Polignac number, because 699936897 - 2³ = 699936889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (699936847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171798 + ... + 175824.

It is an arithmetic number, because the mean of its divisors is an integer number (33351840).

Almost surely, 2^699936897 is an apocalyptic number.

It is an amenable number.

699936897 is a deficient number, since it is larger than the sum of its proper divisors (367321983).

699936897 is a wasteful number, since it uses less digits than its factorization.

699936897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4293.

The product of its digits is 39680928, while the sum is 66.

The square root of 699936897 is about 26456.3205491618. The cubic root of 699936897 is about 887.8773202712.

The spelling of 699936897 in words is "six hundred ninety-nine million, nine hundred thirty-six thousand, eight hundred ninety-seven".