696077643 has 4 divisors (see below), whose sum is σ = 928103528. Its totient is φ = 464051760.

The previous prime is 696077639. The next prime is 696077651. The reversal of 696077643 is 346770696.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 696077643 - 2² = 696077639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 696077592 and 696077601.

It is not an unprimeable number, because it can be changed into a prime (696077653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116012938 + ... + 116012943.

It is an arithmetic number, because the mean of its divisors is an integer number (232025882).

Almost surely, 2^696077643 is an apocalyptic number.

696077643 is a deficient number, since it is larger than the sum of its proper divisors (232025885).

696077643 is a wasteful number, since it uses less digits than its factorization.

696077643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232025884.

The product of its (nonzero) digits is 1143072, while the sum is 48.

The square root of 696077643 is about 26383.2834006687. The cubic root of 696077643 is about 886.2424771201.

The spelling of 696077643 in words is "six hundred ninety-six million, seventy-seven thousand, six hundred forty-three".