2255508 has 18 divisors (see below), whose sum is σ = 5701514. Its totient is φ = 751824.

The previous prime is 2255507. The next prime is 2255549. The reversal of 2255508 is 8055522.

It can be written as a sum of positive squares in only one way, i.e., 1710864 + 544644 = 1308^2 + 738^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31291 + ... + 31362.

2^2255508 is an apocalyptic number.

It is an amenable number.

2255508 is an abundant number, since it is smaller than the sum of its proper divisors (3446006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2255508 is a wasteful number, since it uses less digits than its factorization.

2255508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62663 (or 62658 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 2255508 is about 1501.8348777412. The cubic root of 2255508 is about 131.1439088260.

The spelling of 2255508 in words is "two million, two hundred fifty-five thousand, five hundred eight".