38224042 has 4 divisors (see below), whose sum is σ = 57336066. Its totient is φ = 19112020.

The previous prime is 38224031. The next prime is 38224051. The reversal of 38224042 is 24042283.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24042283 = 683 ⋅35201.

It can be written as a sum of positive squares in only one way, i.e., 33767721 + 4456321 = 5811^2 + 2111^2 .

It is a super-2 number, since 2×38224042² = 2922154773635528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38223998 and 38224016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9556009 + ... + 9556012.

Almost surely, 2^38224042 is an apocalyptic number.

38224042 is a deficient number, since it is larger than the sum of its proper divisors (19112024).

38224042 is a wasteful number, since it uses less digits than its factorization.

38224042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19112023.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 38224042 is about 6182.5595023421. The cubic root of 38224042 is about 336.8569689499.

The spelling of 38224042 in words is "thirty-eight million, two hundred twenty-four thousand, forty-two".