2398491626 has 8 divisors (see below), whose sum is σ = 3694973700. Its totient is φ = 1166833728.

The previous prime is 2398491593. The next prime is 2398491629. The reversal of 2398491626 is 6261948932.

It can be written as a sum of positive squares in 2 ways, for example, as 2065611601 + 332880025 = 45449^2 + 18245^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2398491629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16205951 + ... + 16206098.

Almost surely, 2^2398491626 is an apocalyptic number.

2398491626 is a deficient number, since it is larger than the sum of its proper divisors (1296482074).

2398491626 is a wasteful number, since it uses less digits than its factorization.

2398491626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32412088.

The product of its digits is 1119744, while the sum is 50.

The square root of 2398491626 is about 48974.3976583684. The cubic root of 2398491626 is about 1338.5853538114.

The spelling of 2398491626 in words is "two billion, three hundred ninety-eight million, four hundred ninety-one thousand, six hundred twenty-six".