696729644 has 24 divisors (see below), whose sum is σ = 1325349648. Its totient is φ = 318559680.

The previous prime is 696729641. The next prime is 696729659. The reversal of 696729644 is 446927696.

It is not an unprimeable number, because it can be changed into a prime (696729641) 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 7 ways as a sum of consecutive naturals, for example, 57047 + ... + 68174.

It is an arithmetic number, because the mean of its divisors is an integer number (55222902).

Almost surely, 2^696729644 is an apocalyptic number.

It is an amenable number.

696729644 is a deficient number, since it is larger than the sum of its proper divisors (628620004).

696729644 is a wasteful number, since it uses less digits than its factorization.

696729644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125345 (or 125343 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 53.

The square root of 696729644 is about 26395.6368364167. The cubic root of 696729644 is about 886.5190988768.

The spelling of 696729644 in words is "six hundred ninety-six million, seven hundred twenty-nine thousand, six hundred forty-four".