2113398 has 32 divisors (see below), whose sum is σ = 5368320. Its totient is φ = 603720.

The previous prime is 2113393. The next prime is 2113399. The reversal of 2113398 is 8933112.

It is a super-2 number, since 2×2113398² = 8932902212808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113393) 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, 2418 + ... + 3173.

It is an arithmetic number, because the mean of its divisors is an integer number (167760).

2^2113398 is an apocalyptic number.

2113398 is an abundant number, since it is smaller than the sum of its proper divisors (3254922).

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

2113398 is a wasteful number, since it uses less digits than its factorization.

2113398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5609 (or 5603 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 2113398 is about 1453.7530739434. The cubic root of 2113398 is about 128.3296758763.

The spelling of 2113398 in words is "two million, one hundred thirteen thousand, three hundred ninety-eight".