2090438 has 24 divisors (see below), whose sum is σ = 3705912. Its totient is φ = 881664.

The previous prime is 2090381. The next prime is 2090441. The reversal of 2090438 is 8340902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8006 + ... + 8262.

It is an arithmetic number, because the mean of its divisors is an integer number (154413).

2^2090438 is an apocalyptic number.

2090438 is a deficient number, since it is larger than the sum of its proper divisors (1615474).

2090438 is a wasteful number, since it uses less digits than its factorization.

2090438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2090438 is about 1445.8347070118. The cubic root of 2090438 is about 127.8632572898.

The spelling of 2090438 in words is "two million, ninety thousand, four hundred thirty-eight".