697994 has 8 divisors (see below), whose sum is σ = 1142208. Its totient is φ = 317260.

The previous prime is 697993. The next prime is 697999. The reversal of 697994 is 499796.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (697993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15842 + ... + 15885.

It is an arithmetic number, because the mean of its divisors is an integer number (142776).

2⁶⁹⁷⁹⁹⁴ is an apocalyptic number.

697994 is a deficient number, since it is larger than the sum of its proper divisors (444214).

697994 is a wasteful number, since it uses less digits than its factorization.

697994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31740.

The product of its digits is 122472, while the sum is 44.

The square root of 697994 is about 835.4603521413. The cubic root of 697994 is about 88.7055030528.

The spelling of 697994 in words is "six hundred ninety-seven thousand, nine hundred ninety-four".