2390236 has 6 divisors (see below), whose sum is σ = 4182920. Its totient is φ = 1195116.

The previous prime is 2390221. The next prime is 2390243. The reversal of 2390236 is 6320932.

2390236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2390236.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 298776 + ... + 298783.

2^2390236 is an apocalyptic number.

It is an amenable number.

2390236 is a deficient number, since it is larger than the sum of its proper divisors (1792684).

2390236 is a wasteful number, since it uses less digits than its factorization.

2390236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597563 (or 597561 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 2390236 is about 1546.0388093447. The cubic root of 2390236 is about 133.7047781436.

The spelling of 2390236 in words is "two million, three hundred ninety thousand, two hundred thirty-six".