697607963 has 32 divisors (see below), whose sum is σ = 830269440. Its totient is φ = 580567680.

The previous prime is 697607959. The next prime is 697608013. The reversal of 697607963 is 369706796.

697607963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 697607963 - 2² = 697607959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (697607863) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 371918 + ... + 373788.

It is an arithmetic number, because the mean of its divisors is an integer number (25945920).

Almost surely, 2^697607963 is an apocalyptic number.

697607963 is a deficient number, since it is larger than the sum of its proper divisors (132661477).

697607963 is a wasteful number, since it uses less digits than its factorization.

697607963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979.

The product of its (nonzero) digits is 2571912, while the sum is 53.

The square root of 697607963 is about 26412.2691755177. The cubic root of 697607963 is about 886.8914669389.

The spelling of 697607963 in words is "six hundred ninety-seven million, six hundred seven thousand, nine hundred sixty-three".