697379 has 2 divisors, whose sum is σ = 697380. Its totient is φ = 697378.

The previous prime is 697373. The next prime is 697381. The reversal of 697379 is 973796.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 697379 - 2¹² = 693283 is a prime.

Together with 697381, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 697379.

It is not a weakly prime, because it can be changed into another prime (697373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348689 + 348690.

It is an arithmetic number, because the mean of its divisors is an integer number (348690).

2⁶⁹⁷³⁷⁹ is an apocalyptic number.

697379 is a deficient number, since it is larger than the sum of its proper divisors (1).

697379 is an equidigital number, since it uses as much as digits as its factorization.

697379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 41.

The square root of 697379 is about 835.0922104774. The cubic root of 697379 is about 88.6794426977.

The spelling of 697379 in words is "six hundred ninety-seven thousand, three hundred seventy-nine".