655061 has 16 divisors (see below), whose sum is σ = 787968. Its totient is φ = 537600.

The previous prime is 655043. The next prime is 655069. The reversal of 655061 is 160556.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-655061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5741 + ... + 5853.

It is an arithmetic number, because the mean of its divisors is an integer number (49248).

2⁶⁵⁵⁰⁶¹ is an apocalyptic number.

It is an amenable number.

655061 is a deficient number, since it is larger than the sum of its proper divisors (132907).

655061 is a wasteful number, since it uses less digits than its factorization.

655061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 655061 is about 809.3583878604. The cubic root of 655061 is about 86.8481519093.

The spelling of 655061 in words is "six hundred fifty-five thousand, sixty-one".