2398491628 has 12 divisors (see below), whose sum is σ = 4520234320. Its totient is φ = 1106996112.

The previous prime is 2398491593. The next prime is 2398491629. The reversal of 2398491628 is 8261948932.

It is a Harshad number since it is a multiple of its sum of digits (52), and also a Moran number because the ratio is a prime number: 46124839 = 2398491628 / (2 + 3 + 9 + 8 + 4 + 9 + 1 + 6 + 2 + 8).

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, 23062368 + ... + 23062471.

Almost surely, 2^2398491628 is an apocalyptic number.

It is an amenable number.

2398491628 is a deficient number, since it is larger than the sum of its proper divisors (2121742692).

2398491628 is a wasteful number, since it uses less digits than its factorization.

2398491628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46124856 (or 46124854 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 2398491628 is about 48974.3976787872. The cubic root of 2398491628 is about 1338.5853541835.

The spelling of 2398491628 in words is "two billion, three hundred ninety-eight million, four hundred ninety-one thousand, six hundred twenty-eight".