23242149 has 24 divisors (see below), whose sum is σ = 40389440. Its totient is φ = 12581568.

The previous prime is 23242129. The next prime is 23242169. The reversal of 23242149 is 94124232.

23242149 is a `hidden beast` number, since 232 + 421 + 4 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (23242129) and next prime (23242169).

It is not a de Polignac number, because 23242149 - 2⁵ = 23242117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23242129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8512 + ... + 10905.

Almost surely, 2^23242149 is an apocalyptic number.

It is an amenable number.

23242149 is a deficient number, since it is larger than the sum of its proper divisors (17147291).

23242149 is a wasteful number, since it uses less digits than its factorization.

23242149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19449 (or 19446 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 23242149 is about 4821.0112009826. The cubic root of 23242149 is about 285.3812441687.

The spelling of 23242149 in words is "twenty-three million, two hundred forty-two thousand, one hundred forty-nine".