696891492 has 48 divisors (see below), whose sum is σ = 1971009600. Its totient is φ = 211178880.

The previous prime is 696891479. The next prime is 696891493. The reversal of 696891492 is 294198696.

696891492 is a `hidden beast` number, since 6 + 9 + 68 + 91 + 492 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (696891493) 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 15 ways as a sum of consecutive naturals, for example, 292117 + ... + 294492.

It is an arithmetic number, because the mean of its divisors is an integer number (41062700).

Almost surely, 2^696891492 is an apocalyptic number.

It is an amenable number.

696891492 is an abundant number, since it is smaller than the sum of its proper divisors (1274118108).

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

696891492 is a wasteful number, since it uses less digits than its factorization.

696891492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586633 (or 586625 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 696891492 is about 26398.7024681138. The cubic root of 696891492 is about 886.5877387171.

The spelling of 696891492 in words is "six hundred ninety-six million, eight hundred ninety-one thousand, four hundred ninety-two".