23398142 has 8 divisors (see below), whose sum is σ = 35621256. Its totient is φ = 11524392.

The previous prime is 23398129. The next prime is 23398147. The reversal of 23398142 is 24189332.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 23398099 and 23398108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23398147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87173 + ... + 87440.

It is an arithmetic number, because the mean of its divisors is an integer number (4452657).

Almost surely, 2^23398142 is an apocalyptic number.

23398142 is a deficient number, since it is larger than the sum of its proper divisors (12223114).

23398142 is a wasteful number, since it uses less digits than its factorization.

23398142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174682.

The product of its digits is 10368, while the sum is 32.

The square root of 23398142 is about 4837.1625980527. The cubic root of 23398142 is about 286.0182800841.

The spelling of 23398142 in words is "twenty-three million, three hundred ninety-eight thousand, one hundred forty-two".