23523442 has 8 divisors (see below), whose sum is σ = 35309232. Its totient is φ = 11753700.

The previous prime is 23523439. The next prime is 23523473. The reversal of 23523442 is 24432532.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 817 + ... + 6907.

It is an arithmetic number, because the mean of its divisors is an integer number (4413654).

Almost surely, 2^23523442 is an apocalyptic number.

23523442 is a deficient number, since it is larger than the sum of its proper divisors (11785790).

23523442 is a wasteful number, since it uses less digits than its factorization.

23523442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8024.

The product of its digits is 5760, while the sum is 25.

The square root of 23523442 is about 4850.0971124298. The cubic root of 23523442 is about 286.5279260729.

Adding to 23523442 its reverse (24432532), we get a palindrome (47955974).

The spelling of 23523442 in words is "twenty-three million, five hundred twenty-three thousand, four hundred forty-two".