23434198 has 4 divisors (see below), whose sum is σ = 35151300. Its totient is φ = 11717098.

The previous prime is 23434181. The next prime is 23434199. The reversal of 23434198 is 89143432.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23434199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5858548 + ... + 5858551.

It is an arithmetic number, because the mean of its divisors is an integer number (8787825).

Almost surely, 2^23434198 is an apocalyptic number.

23434198 is a deficient number, since it is larger than the sum of its proper divisors (11717102).

23434198 is a wasteful number, since it uses less digits than its factorization.

23434198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11717101.

The product of its digits is 20736, while the sum is 34.

The square root of 23434198 is about 4840.8881416533. Note that the first 3 decimals coincide. The cubic root of 23434198 is about 286.1651205532.

It can be divided in two parts, 23434 and 198, that added together give a palindrome (23632).

The spelling of 23434198 in words is "twenty-three million, four hundred thirty-four thousand, one hundred ninety-eight".