2318398 has 4 divisors (see below), whose sum is σ = 3477600. Its totient is φ = 1159198.

The previous prime is 2318389. The next prime is 2318411. The reversal of 2318398 is 8938132.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579598 + ... + 579601.

It is an arithmetic number, because the mean of its divisors is an integer number (869400).

2^2318398 is an apocalyptic number.

2318398 is a deficient number, since it is larger than the sum of its proper divisors (1159202).

2318398 is a wasteful number, since it uses less digits than its factorization.

2318398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159201.

The product of its digits is 10368, while the sum is 34.

The square root of 2318398 is about 1522.6286480951. The cubic root of 2318398 is about 132.3516412325.

The spelling of 2318398 in words is "two million, three hundred eighteen thousand, three hundred ninety-eight".