39387272 has 16 divisors (see below), whose sum is σ = 74434560. Its totient is φ = 19538064.

The previous prime is 39387263. The next prime is 39387281. The reversal of 39387272 is 27278393.

It is an interprime number because it is at equal distance from previous prime (39387263) and next prime (39387281).

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18368 + ... + 20399.

It is an arithmetic number, because the mean of its divisors is an integer number (4652160).

Almost surely, 2^39387272 is an apocalyptic number.

It is an amenable number.

39387272 is a deficient number, since it is larger than the sum of its proper divisors (35047288).

39387272 is a wasteful number, since it uses less digits than its factorization.

39387272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38900 (or 38896 counting only the distinct ones).

The product of its digits is 127008, while the sum is 41.

The square root of 39387272 is about 6275.9279791916. The cubic root of 39387272 is about 340.2399459649.

The spelling of 39387272 in words is "thirty-nine million, three hundred eighty-seven thousand, two hundred seventy-two".