2478590 has 16 divisors (see below), whose sum is σ = 4538160. Its totient is φ = 974400.

The previous prime is 2478589. The next prime is 2478611. The reversal of 2478590 is 958742.

It is a happy number.

It is a super-2 number, since 2×2478590² = 12286816776200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2478590.

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, 1511 + ... + 2690.

It is an arithmetic number, because the mean of its divisors is an integer number (283635).

2^2478590 is an apocalyptic number.

2478590 is a deficient number, since it is larger than the sum of its proper divisors (2059570).

2478590 is a wasteful number, since it uses less digits than its factorization.

2478590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2478590 is about 1574.3538357053. The cubic root of 2478590 is about 135.3323316569.

The spelling of 2478590 in words is "two million, four hundred seventy-eight thousand, five hundred ninety".