23798158 has 4 divisors (see below), whose sum is σ = 35697240. Its totient is φ = 11899078.

The previous prime is 23798153. The next prime is 23798167. The reversal of 23798158 is 85189732.

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 (23798153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5949538 + ... + 5949541.

It is an arithmetic number, because the mean of its divisors is an integer number (8924310).

Almost surely, 2^23798158 is an apocalyptic number.

23798158 is a deficient number, since it is larger than the sum of its proper divisors (11899082).

23798158 is a wasteful number, since it uses less digits than its factorization.

23798158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11899081.

The product of its digits is 120960, while the sum is 43.

The square root of 23798158 is about 4878.3355768131. The cubic root of 23798158 is about 287.6390072588.

The spelling of 23798158 in words is "twenty-three million, seven hundred ninety-eight thousand, one hundred fifty-eight".