655226 has 32 divisors (see below), whose sum is σ = 1209600. Its totient is φ = 262080.

The previous prime is 655223. The next prime is 655229. The reversal of 655226 is 622556.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (655223) and next prime (655229).

It is a super-2 number, since 2×655226² = 858642222152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 655195 and 655204.

It is not an unprimeable number, because it can be changed into a prime (655223) 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, 8255 + ... + 8333.

It is an arithmetic number, because the mean of its divisors is an integer number (37800).

2⁶⁵⁵²²⁶ is an apocalyptic number.

655226 is a deficient number, since it is larger than the sum of its proper divisors (554374).

655226 is a wasteful number, since it uses less digits than its factorization.

655226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134.

The product of its digits is 3600, while the sum is 26.

The square root of 655226 is about 809.4603140365. The cubic root of 655226 is about 86.8554432110.

The spelling of 655226 in words is "six hundred fifty-five thousand, two hundred twenty-six".