38239642 has 16 divisors (see below), whose sum is σ = 67079232. Its totient is φ = 16007040.

The previous prime is 38239601. The next prime is 38239657. The reversal of 38239642 is 24693283.

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, 31159 + ... + 32362.

It is an arithmetic number, because the mean of its divisors is an integer number (4192452).

Almost surely, 2^38239642 is an apocalyptic number.

38239642 is a deficient number, since it is larger than the sum of its proper divisors (28839590).

38239642 is a wasteful number, since it uses less digits than its factorization.

38239642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63573.

The product of its digits is 62208, while the sum is 37.

The square root of 38239642 is about 6183.8209870597. The cubic root of 38239642 is about 336.9027887509.

The spelling of 38239642 in words is "thirty-eight million, two hundred thirty-nine thousand, six hundred forty-two".