3998237058 has 32 divisors (see below), whose sum is σ = 9010120320. Its totient is φ = 1313973360.

The previous prime is 3998237029. The next prime is 3998237063. The reversal of 3998237058 is 8507328993.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 3998236995 and 3998237013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517585 + ... + 525252.

It is an arithmetic number, because the mean of its divisors is an integer number (281566260).

Almost surely, 2^3998237058 is an apocalyptic number.

3998237058 is an abundant number, since it is smaller than the sum of its proper divisors (5011883262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3998237058 is a wasteful number, since it uses less digits than its factorization.

3998237058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042919 (or 1042913 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The square root of 3998237058 is about 63231.6143871086. The cubic root of 3998237058 is about 1587.1678097000.

The spelling of 3998237058 in words is "three billion, nine hundred ninety-eight million, two hundred thirty-seven thousand, fifty-eight".