2398043986 has 32 divisors (see below), whose sum is σ = 4069110528. Its totient is φ = 1051617600.

The previous prime is 2398043981. The next prime is 2398043993. The reversal of 2398043986 is 6893408932.

It is a super-2 number, since 2×2398043986² = 11501229917581536392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2398043981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77020 + ... + 103576.

It is an arithmetic number, because the mean of its divisors is an integer number (127159704).

Almost surely, 2^2398043986 is an apocalyptic number.

2398043986 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2398043986 is a deficient number, since it is larger than the sum of its proper divisors (1671066542).

2398043986 is a wasteful number, since it uses less digits than its factorization.

2398043986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26746.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The square root of 2398043986 is about 48969.8273021255. The cubic root of 2398043986 is about 1338.5020734666.

The spelling of 2398043986 in words is "two billion, three hundred ninety-eight million, forty-three thousand, nine hundred eighty-six".