697023 has 6 divisors (see below), whose sum is σ = 1006824. Its totient is φ = 464676.

The previous prime is 697019. The next prime is 697033. The reversal of 697023 is 320796.

It is not a de Polignac number, because 697023 - 2² = 697019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38715 + ... + 38732.

It is an arithmetic number, because the mean of its divisors is an integer number (167804).

2⁶⁹⁷⁰²³ is an apocalyptic number.

697023 is a deficient number, since it is larger than the sum of its proper divisors (309801).

697023 is a wasteful number, since it uses less digits than its factorization.

697023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77453 (or 77450 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 697023 is about 834.8790331539. The cubic root of 697023 is about 88.6643503519.

The spelling of 697023 in words is "six hundred ninety-seven thousand, twenty-three".