652906 has 8 divisors (see below), whose sum is σ = 1013220. Its totient is φ = 315168.

The previous prime is 652903. The next prime is 652909. The reversal of 652906 is 609256.

It is an interprime number because it is at equal distance from previous prime (652903) and next prime (652909).

It can be written as a sum of positive squares in 2 ways, for example, as 625681 + 27225 = 791^2 + 165^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (652903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5571 + ... + 5686.

2⁶⁵²⁹⁰⁶ is an apocalyptic number.

652906 is a deficient number, since it is larger than the sum of its proper divisors (360314).

652906 is a wasteful number, since it uses less digits than its factorization.

652906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11288.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 652906 is about 808.0259896810. The cubic root of 652906 is about 86.7528104685.

The spelling of 652906 in words is "six hundred fifty-two thousand, nine hundred six".