697264 has 10 divisors (see below), whose sum is σ = 1350980. Its totient is φ = 348624.

The previous prime is 697261. The next prime is 697267. The reversal of 697264 is 462796.

It is an interprime number because it is at equal distance from previous prime (697261) and next prime (697267).

It is not an unprimeable number, because it can be changed into a prime (697261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21774 + ... + 21805.

It is an arithmetic number, because the mean of its divisors is an integer number (135098).

2⁶⁹⁷²⁶⁴ is an apocalyptic number.

It is an amenable number.

697264 is a deficient number, since it is larger than the sum of its proper divisors (653716).

697264 is a wasteful number, since it uses less digits than its factorization.

697264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43587 (or 43581 counting only the distinct ones).

The product of its digits is 18144, while the sum is 34.

The square root of 697264 is about 835.0233529668. The cubic root of 697264 is about 88.6745679230.

It can be divided in two parts, 697 and 264, that added together give a square (961 = 31²).

The spelling of 697264 in words is "six hundred ninety-seven thousand, two hundred sixty-four".