2490409216 has 27 divisors (see below), whose sum is σ = 4972684591. Its totient is φ = 1244805376.

The previous prime is 2490409171. The next prime is 2490409223. The reversal of 2490409216 is 6129040942.

It is a happy number.

The square root of 2490409216 is 49904.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 796905 + ... + 800023.

Almost surely, 2^2490409216 is an apocalyptic number.

2490409216 is the 49904-th square number.

It is an amenable number.

2490409216 is a deficient number, since it is larger than the sum of its proper divisors (2482275375).

2490409216 is an frugal number, since it uses more digits than its factorization.

2490409216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6254 (or 3121 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The cubic root of 2490409216 is about 1355.4710246352.

The spelling of 2490409216 in words is "two billion, four hundred ninety million, four hundred nine thousand, two hundred sixteen".