23250442 has 4 divisors (see below), whose sum is σ = 34875666. Its totient is φ = 11625220.

The previous prime is 23250439. The next prime is 23250473. The reversal of 23250442 is 24405232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20875761 + 2374681 = 4569^2 + 1541^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5812609 + ... + 5812612.

Almost surely, 2^23250442 is an apocalyptic number.

23250442 is a deficient number, since it is larger than the sum of its proper divisors (11625224).

23250442 is a wasteful number, since it uses less digits than its factorization.

23250442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11625223.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 23250442 is about 4821.8712135436. The cubic root of 23250442 is about 285.4151822988.

Adding to 23250442 its reverse (24405232), we get a palindrome (47655674).

The spelling of 23250442 in words is "twenty-three million, two hundred fifty thousand, four hundred forty-two".