655534 has 16 divisors (see below), whose sum is σ = 1088640. Its totient is φ = 293560.

The previous prime is 655531. The next prime is 655541. The reversal of 655534 is 435556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1647 + ... + 2005.

It is an arithmetic number, because the mean of its divisors is an integer number (68040).

2⁶⁵⁵⁵³⁴ is an apocalyptic number.

655534 is a deficient number, since it is larger than the sum of its proper divisors (433106).

655534 is a wasteful number, since it uses less digits than its factorization.

655534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455.

The product of its digits is 9000, while the sum is 28.

The square root of 655534 is about 809.6505419006. The cubic root of 655534 is about 86.8690503663.

The spelling of 655534 in words is "six hundred fifty-five thousand, five hundred thirty-four".