39244690 has 16 divisors (see below), whose sum is σ = 74358720. Its totient is φ = 14871600.

The previous prime is 39244669. The next prime is 39244691. The reversal of 39244690 is 9644293.

39244690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×39244690² = 3080291386392200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39244691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103086 + ... + 103465.

It is an arithmetic number, because the mean of its divisors is an integer number (4647420).

Almost surely, 2^39244690 is an apocalyptic number.

39244690 is a deficient number, since it is larger than the sum of its proper divisors (35114030).

39244690 is a wasteful number, since it uses less digits than its factorization.

39244690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206577.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 39244690 is about 6264.5582446011. The cubic root of 39244690 is about 339.8288931427.

The spelling of 39244690 in words is "thirty-nine million, two hundred forty-four thousand, six hundred ninety".