24245138 has 16 divisors (see below), whose sum is σ = 38150784. Its totient is φ = 11542320.

The previous prime is 24245129. The next prime is 24245141. The reversal of 24245138 is 83154242.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 24245138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8 + ... + 6963.

It is an arithmetic number, because the mean of its divisors is an integer number (2384424).

Almost surely, 2^24245138 is an apocalyptic number.

24245138 is a deficient number, since it is larger than the sum of its proper divisors (13905646).

24245138 is a wasteful number, since it uses less digits than its factorization.

24245138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7057.

The product of its digits is 7680, while the sum is 29.

The square root of 24245138 is about 4923.9352148459. The cubic root of 24245138 is about 289.4286730316.

The spelling of 24245138 in words is "twenty-four million, two hundred forty-five thousand, one hundred thirty-eight".