2902239 has 12 divisors (see below), whose sum is σ = 4255576. Its totient is φ = 1905552.

The previous prime is 2902219. The next prime is 2902259. The reversal of 2902239 is 9322092.

It is an interprime number because it is at equal distance from previous prime (2902219) and next prime (2902259).

It is not a de Polignac number, because 2902239 - 2⁷ = 2902111 is a prime.

It is a super-3 number, since 3×2902239³ = 73336600786131233757, which contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2902219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1804 + ... + 3009.

2^2902239 is an apocalyptic number.

2902239 is a deficient number, since it is larger than the sum of its proper divisors (1353337).

2902239 is a wasteful number, since it uses less digits than its factorization.

2902239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4886 (or 4883 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 2902239 is about 1703.5959027892. The cubic root of 2902239 is about 142.6410053952.

The spelling of 2902239 in words is "two million, nine hundred two thousand, two hundred thirty-nine".