23203042 has 4 divisors (see below), whose sum is σ = 34804566. Its totient is φ = 11601520.

The previous prime is 23203031. The next prime is 23203051. The reversal of 23203042 is 24030232.

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., 16654561 + 6548481 = 4081^2 + 2559^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800759 + ... + 5800762.

Almost surely, 2^23203042 is an apocalyptic number.

23203042 is a deficient number, since it is larger than the sum of its proper divisors (11601524).

23203042 is a wasteful number, since it uses less digits than its factorization.

23203042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11601523.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 23203042 is about 4816.9536016034. The cubic root of 23203042 is about 285.2210944678.

Adding to 23203042 its reverse (24030232), we get a palindrome (47233274).

The spelling of 23203042 in words is "twenty-three million, two hundred three thousand, forty-two".