697079 has 2 divisors, whose sum is σ = 697080. Its totient is φ = 697078.

The previous prime is 697069. The next prime is 697087. The reversal of 697079 is 970796.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 697079 - 2⁴ = 697063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (697009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348539 + 348540.

It is an arithmetic number, because the mean of its divisors is an integer number (348540).

2⁶⁹⁷⁰⁷⁹ is an apocalyptic number.

697079 is a deficient number, since it is larger than the sum of its proper divisors (1).

697079 is an equidigital number, since it uses as much as digits as its factorization.

697079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 697079 is about 834.9125702731. The cubic root of 697079 is about 88.6667247693. Note that the first 3 decimals are identical.

The spelling of 697079 in words is "six hundred ninety-seven thousand, seventy-nine".