39028942 has 4 divisors (see below), whose sum is σ = 58543416. Its totient is φ = 19514470.

The previous prime is 39028931. The next prime is 39028943. The reversal of 39028942 is 24982093.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39028943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9757234 + ... + 9757237.

It is an arithmetic number, because the mean of its divisors is an integer number (14635854).

Almost surely, 2^39028942 is an apocalyptic number.

39028942 is a deficient number, since it is larger than the sum of its proper divisors (19514474).

39028942 is a wasteful number, since it uses less digits than its factorization.

39028942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19514473.

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

The square root of 39028942 is about 6247.3147831688. The cubic root of 39028942 is about 339.2050111158.

The spelling of 39028942 in words is "thirty-nine million, twenty-eight thousand, nine hundred forty-two".