38702842 has 4 divisors (see below), whose sum is σ = 58054266. Its totient is φ = 19351420.

The previous prime is 38702831. The next prime is 38702891. The reversal of 38702842 is 24820783.

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

It can be written as a sum of positive squares in only one way, i.e., 31685641 + 7017201 = 5629^2 + 2649^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38702798 and 38702807.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9675709 + ... + 9675712.

Almost surely, 2^38702842 is an apocalyptic number.

38702842 is a deficient number, since it is larger than the sum of its proper divisors (19351424).

38702842 is a wasteful number, since it uses less digits than its factorization.

38702842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19351423.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 38702842 is about 6221.1608241549. The cubic root of 38702842 is about 338.2576435040.

The spelling of 38702842 in words is "thirty-eight million, seven hundred two thousand, eight hundred forty-two".