652678 has 12 divisors (see below), whose sum is σ = 1060668. Its totient is φ = 301080.

The previous prime is 652667. The next prime is 652699. The reversal of 652678 is 876256.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 628 + ... + 1303.

It is an arithmetic number, because the mean of its divisors is an integer number (88389).

2⁶⁵²⁶⁷⁸ is an apocalyptic number.

652678 is a deficient number, since it is larger than the sum of its proper divisors (407990).

652678 is a wasteful number, since it uses less digits than its factorization.

652678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959 (or 1946 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 652678 is about 807.8848927910. The cubic root of 652678 is about 86.7427110343.

The spelling of 652678 in words is "six hundred fifty-two thousand, six hundred seventy-eight".