652697 has 6 divisors (see below), whose sum is σ = 670122. Its totient is φ = 635712.

The previous prime is 652667. The next prime is 652699. The reversal of 652697 is 796256.

It can be written as a sum of positive squares in only one way, i.e., 534361 + 118336 = 731^2 + 344^2 .

It is not a de Polignac number, because 652697 - 2¹⁴ = 636313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652699) 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, 1673 + ... + 2025.

It is an arithmetic number, because the mean of its divisors is an integer number (111687).

2⁶⁵²⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

652697 is a deficient number, since it is larger than the sum of its proper divisors (17425).

652697 is an equidigital number, since it uses as much as digits as its factorization.

652697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 396 counting only the distinct ones).

The product of its digits is 22680, while the sum is 35.

The square root of 652697 is about 807.8966518064. The cubic root of 652697 is about 86.7435527436.

The spelling of 652697 in words is "six hundred fifty-two thousand, six hundred ninety-seven".