23148038 has 4 divisors (see below), whose sum is σ = 34722060. Its totient is φ = 11574018.

The previous prime is 23148029. The next prime is 23148043. The reversal of 23148038 is 83084132.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23148038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5787008 + ... + 5787011.

It is an arithmetic number, because the mean of its divisors is an integer number (8680515).

Almost surely, 2^23148038 is an apocalyptic number.

23148038 is a deficient number, since it is larger than the sum of its proper divisors (11574022).

23148038 is a wasteful number, since it uses less digits than its factorization.

23148038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11574021.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 23148038 is about 4811.2407963019. The cubic root of 23148038 is about 284.9955390704.

The spelling of 23148038 in words is "twenty-three million, one hundred forty-eight thousand, thirty-eight".