23142116 has 12 divisors (see below), whose sum is σ = 41895420. Its totient is φ = 11172000.

The previous prime is 23142107. The next prime is 23142157. The reversal of 23142116 is 61124132.

It can be written as a sum of positive squares in 2 ways, for example, as 4393216 + 18748900 = 2096^2 + 4330^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99635 + ... + 99866.

It is an arithmetic number, because the mean of its divisors is an integer number (3491285).

Almost surely, 2^23142116 is an apocalyptic number.

It is an amenable number.

23142116 is a deficient number, since it is larger than the sum of its proper divisors (18753304).

23142116 is a wasteful number, since it uses less digits than its factorization.

23142116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199534 (or 199532 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 23142116 is about 4810.6253231779. The cubic root of 23142116 is about 284.9712333744.

Adding to 23142116 its reverse (61124132), we get a palindrome (84266248).

The spelling of 23142116 in words is "twenty-three million, one hundred forty-two thousand, one hundred sixteen".