2239156 has 12 divisors (see below), whose sum is σ = 3934980. Its totient is φ = 1114880.

The previous prime is 2239147. The next prime is 2239157. The reversal of 2239156 is 6519322.

It can be written as a sum of positive squares in 2 ways, for example, as 443556 + 1795600 = 666^2 + 1340^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36 + ... + 2116.

It is an arithmetic number, because the mean of its divisors is an integer number (327915).

2^2239156 is an apocalyptic number.

It is an amenable number.

2239156 is a deficient number, since it is larger than the sum of its proper divisors (1695824).

2239156 is a wasteful number, since it uses less digits than its factorization.

2239156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2354 (or 2352 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 2239156 is about 1496.3809675347. The cubic root of 2239156 is about 130.8262171291.

The spelling of 2239156 in words is "two million, two hundred thirty-nine thousand, one hundred fifty-six".