39972014 has 8 divisors (see below), whose sum is σ = 60154248. Its totient is φ = 19920600.

The previous prime is 39972013. The next prime is 39972059. The reversal of 39972014 is 41027993.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39972013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31937 + ... + 33164.

It is an arithmetic number, because the mean of its divisors is an integer number (7519281).

Almost surely, 2^39972014 is an apocalyptic number.

39972014 is a deficient number, since it is larger than the sum of its proper divisors (20182234).

39972014 is a wasteful number, since it uses less digits than its factorization.

39972014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65410.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 39972014 is about 6322.3424456447. The cubic root of 39972014 is about 341.9154117489.

The spelling of 39972014 in words is "thirty-nine million, nine hundred seventy-two thousand, fourteen".