2631238 has 16 divisors (see below), whose sum is σ = 4077216. Its totient is φ = 1272960.

The previous prime is 2631221. The next prime is 2631241. The reversal of 2631238 is 8321362.

It is a congruent 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, 10798 + ... + 11038.

It is an arithmetic number, because the mean of its divisors is an integer number (254826).

2^2631238 is an apocalyptic number.

2631238 is a deficient number, since it is larger than the sum of its proper divisors (1445978).

2631238 is a wasteful number, since it uses less digits than its factorization.

2631238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399.

The product of its digits is 1728, while the sum is 25.

The square root of 2631238 is about 1622.1091208670. The cubic root of 2631238 is about 138.0553932911.

The spelling of 2631238 in words is "two million, six hundred thirty-one thousand, two hundred thirty-eight".