23142104 has 8 divisors (see below), whose sum is σ = 43391460. Its totient is φ = 11571048.

The previous prime is 23142017. The next prime is 23142107. The reversal of 23142104 is 40124132.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23142107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1446374 + ... + 1446389.

Almost surely, 2^23142104 is an apocalyptic number.

It is an amenable number.

23142104 is a deficient number, since it is larger than the sum of its proper divisors (20249356).

23142104 is a wasteful number, since it uses less digits than its factorization.

23142104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2892769 (or 2892765 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 23142104 is about 4810.6240759386. The cubic root of 23142104 is about 284.9711841185.

Adding to 23142104 its reverse (40124132), we get a palindrome (63266236).

The spelling of 23142104 in words is "twenty-three million, one hundred forty-two thousand, one hundred four".