2490344738 has 30 divisors (see below), whose sum is σ = 4407474555. Its totient is φ = 1052258340.

The previous prime is 2490344723. The next prime is 2490344741. The reversal of 2490344738 is 8374430942.

It can be written as a sum of positive squares in only one way, i.e., 1245172369 + 1245172369 = 35287^2 + 35287^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=35287.

It is a super-3 number, since 3×2490344738³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 35075243 + ... + 35075313.

Almost surely, 2^2490344738 is an apocalyptic number.

2490344738 is a deficient number, since it is larger than the sum of its proper divisors (1917129817).

2490344738 is an frugal number, since it uses more digits than its factorization.

2490344738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 2490344738 is about 49903.3539754594. The cubic root of 2490344738 is about 1355.4593265825.

The spelling of 2490344738 in words is "two billion, four hundred ninety million, three hundred forty-four thousand, seven hundred thirty-eight".