2255492 has 24 divisors (see below), whose sum is σ = 4286520. Its totient is φ = 1034240.

The previous prime is 2255489. The next prime is 2255501. The reversal of 2255492 is 2945522.

It can be written as a sum of positive squares in 4 ways, for example, as 470596 + 1784896 = 686^2 + 1336^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2384 + ... + 3192.

It is an arithmetic number, because the mean of its divisors is an integer number (178605).

2^2255492 is an apocalyptic number.

It is an amenable number.

2255492 is a deficient number, since it is larger than the sum of its proper divisors (2031028).

2255492 is a wasteful number, since it uses less digits than its factorization.

2255492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871 (or 869 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 2255492 is about 1501.8295509145. The cubic root of 2255492 is about 131.1435987247.

The spelling of 2255492 in words is "two million, two hundred fifty-five thousand, four hundred ninety-two".