39489238 has 8 divisors (see below), whose sum is σ = 59351760. Its totient is φ = 19705320.

The previous prime is 39489227. The next prime is 39489287. The reversal of 39489238 is 83298493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18378 + ... + 20413.

It is an arithmetic number, because the mean of its divisors is an integer number (7418970).

Almost surely, 2^39489238 is an apocalyptic number.

39489238 is a deficient number, since it is larger than the sum of its proper divisors (19862522).

39489238 is a wasteful number, since it uses less digits than its factorization.

39489238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39302.

The product of its digits is 373248, while the sum is 46.

The square root of 39489238 is about 6284.0463079134. The cubic root of 39489238 is about 340.5332980202.

The spelling of 39489238 in words is "thirty-nine million, four hundred eighty-nine thousand, two hundred thirty-eight".