24772238 has 8 divisors (see below), whose sum is σ = 39114120. Its totient is φ = 11734200.

The previous prime is 24772217. The next prime is 24772261. The reversal of 24772238 is 83227742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×24772238² = 1227327551057288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 24772198 and 24772207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325913 + ... + 325988.

It is an arithmetic number, because the mean of its divisors is an integer number (4889265).

Almost surely, 2^24772238 is an apocalyptic number.

24772238 is a deficient number, since it is larger than the sum of its proper divisors (14341882).

24772238 is a wasteful number, since it uses less digits than its factorization.

24772238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651922.

The product of its digits is 37632, while the sum is 35.

The square root of 24772238 is about 4977.1716868117. The cubic root of 24772238 is about 291.5110899635.

The spelling of 24772238 in words is "twenty-four million, seven hundred seventy-two thousand, two hundred thirty-eight".