655846 has 4 divisors (see below), whose sum is σ = 983772. Its totient is φ = 327922.

The previous prime is 655807. The next prime is 655847. The reversal of 655846 is 648556.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163960 + ... + 163963.

It is an arithmetic number, because the mean of its divisors is an integer number (245943).

2⁶⁵⁵⁸⁴⁶ is an apocalyptic number.

655846 is a deficient number, since it is larger than the sum of its proper divisors (327926).

655846 is a wasteful number, since it uses less digits than its factorization.

655846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327925.

The product of its digits is 28800, while the sum is 34.

The square root of 655846 is about 809.8431946988. The cubic root of 655846 is about 86.8828298931.

The spelling of 655846 in words is "six hundred fifty-five thousand, eight hundred forty-six".