2387636398 has 16 divisors (see below), whose sum is σ = 4109023584. Its totient is φ = 1019289600.

The previous prime is 2387636369. The next prime is 2387636431. The reversal of 2387636398 is 8936367832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328203 + ... + 335398.

It is an arithmetic number, because the mean of its divisors is an integer number (256813974).

Almost surely, 2^2387636398 is an apocalyptic number.

2387636398 is a deficient number, since it is larger than the sum of its proper divisors (1721387186).

2387636398 is a wasteful number, since it uses less digits than its factorization.

2387636398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663867.

The product of its digits is 7838208, while the sum is 55.

The square root of 2387636398 is about 48863.4464400537. The cubic root of 2387636398 is about 1336.5628846966.

The spelling of 2387636398 in words is "two billion, three hundred eighty-seven million, six hundred thirty-six thousand, three hundred ninety-eight".