23504142 has 16 divisors (see below), whose sum is σ = 47198592. Its totient is φ = 7803000.

The previous prime is 23504087. The next prime is 23504147. The reversal of 23504142 is 24140532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23504147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6298 + ... + 9309.

It is an arithmetic number, because the mean of its divisors is an integer number (2949912).

Almost surely, 2^23504142 is an apocalyptic number.

23504142 is an abundant number, since it is smaller than the sum of its proper divisors (23694450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23504142 is a wasteful number, since it uses less digits than its factorization.

23504142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15863.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 23504142 is about 4848.1070532735. The cubic root of 23504142 is about 286.4495432404.

Adding to 23504142 its reverse (24140532), we get a palindrome (47644674).

The spelling of 23504142 in words is "twenty-three million, five hundred four thousand, one hundred forty-two".