2637942 has 16 divisors (see below), whose sum is σ = 5315520. Its totient is φ = 872712.

The previous prime is 2637937. The next prime is 2637953. The reversal of 2637942 is 2497362.

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, 748 + ... + 2415.

It is an arithmetic number, because the mean of its divisors is an integer number (332220).

2^2637942 is an apocalyptic number.

2637942 is an abundant number, since it is smaller than the sum of its proper divisors (2677578).

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

2637942 is a wasteful number, since it uses less digits than its factorization.

2637942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307.

The product of its digits is 18144, while the sum is 33.

The square root of 2637942 is about 1624.1742517353. The cubic root of 2637942 is about 138.1725420041.

The spelling of 2637942 in words is "two million, six hundred thirty-seven thousand, nine hundred forty-two".