38920942 has 4 divisors (see below), whose sum is σ = 58381416. Its totient is φ = 19460470.

The previous prime is 38920933. The next prime is 38920961. The reversal of 38920942 is 24902983.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9730234 + ... + 9730237.

It is an arithmetic number, because the mean of its divisors is an integer number (14595354).

Almost surely, 2^38920942 is an apocalyptic number.

38920942 is a deficient number, since it is larger than the sum of its proper divisors (19460474).

38920942 is a wasteful number, since it uses less digits than its factorization.

38920942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19460473.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 38920942 is about 6238.6650815699. The cubic root of 38920942 is about 338.8918419443.

The spelling of 38920942 in words is "thirty-eight million, nine hundred twenty thousand, nine hundred forty-two".