2490721304 has 32 divisors (see below), whose sum is σ = 4805250480. Its totient is φ = 1209446784.

The previous prime is 2490721291. The next prime is 2490721327. The reversal of 2490721304 is 4031270942.

It is a super-2 number, since 2×2490721304² = 12407385228398920832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157319 + ... + 172425.

Almost surely, 2^2490721304 is an apocalyptic number.

It is an amenable number.

2490721304 is a deficient number, since it is larger than the sum of its proper divisors (2314529176).

2490721304 is a wasteful number, since it uses less digits than its factorization.

2490721304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15707 (or 15703 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2490721304 is about 49907.1267856606. The cubic root of 2490721304 is about 1355.5276429838.

The spelling of 2490721304 in words is "two billion, four hundred ninety million, seven hundred twenty-one thousand, three hundred four".