656102 has 4 divisors (see below), whose sum is σ = 984156. Its totient is φ = 328050.

The previous prime is 656077. The next prime is 656113. The reversal of 656102 is 201656.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

656102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164024 + ... + 164027.

It is an arithmetic number, because the mean of its divisors is an integer number (246039).

2⁶⁵⁶¹⁰² is an apocalyptic number.

656102 is a deficient number, since it is larger than the sum of its proper divisors (328054).

656102 is a wasteful number, since it uses less digits than its factorization.

656102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328053.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 656102 is about 810.0012345670. The cubic root of 656102 is about 86.8941329079.

Adding to 656102 its reverse (201656), we get a palindrome (857758).

The spelling of 656102 in words is "six hundred fifty-six thousand, one hundred two".