2400136490 has 16 divisors (see below), whose sum is σ = 4321046952. Its totient is φ = 959876544.

The previous prime is 2400136477. The next prime is 2400136513. The reversal of 2400136490 is 946310042.

2400136490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2351959009 + 48177481 = 48497^2 + 6941^2 .

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, 43652 + ... + 81888.

Almost surely, 2^2400136490 is an apocalyptic number.

2400136490 is a deficient number, since it is larger than the sum of its proper divisors (1920910462).

2400136490 is a wasteful number, since it uses less digits than its factorization.

2400136490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44521.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2400136490 is about 48991.1878810873. The cubic root of 2400136490 is about 1338.8912804897.

The spelling of 2400136490 in words is "two billion, four hundred million, one hundred thirty-six thousand, four hundred ninety".