2390637 has 8 divisors (see below), whose sum is σ = 3355360. Its totient is φ = 1509840.

The previous prime is 2390623. The next prime is 2390653. The reversal of 2390637 is 7360932.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2390637 - 2¹⁰ = 2389613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2390617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20914 + ... + 21027.

It is an arithmetic number, because the mean of its divisors is an integer number (419420).

2^2390637 is an apocalyptic number.

It is an amenable number.

2390637 is a deficient number, since it is larger than the sum of its proper divisors (964723).

2390637 is a wasteful number, since it uses less digits than its factorization.

2390637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41963.

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 2390637 is about 1546.1684901718. The cubic root of 2390637 is about 133.7122547579.

The spelling of 2390637 in words is "two million, three hundred ninety thousand, six hundred thirty-seven".