39491084 has 12 divisors (see below), whose sum is σ = 69153504. Its totient is φ = 19732944.

The previous prime is 39491057. The next prime is 39491107. The reversal of 39491084 is 48019493.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10022 + ... + 13394.

It is an arithmetic number, because the mean of its divisors is an integer number (5762792).

Almost surely, 2^39491084 is an apocalyptic number.

It is an amenable number.

39491084 is a deficient number, since it is larger than the sum of its proper divisors (29662420).

39491084 is a wasteful number, since it uses less digits than its factorization.

39491084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6304 (or 6302 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 39491084 is about 6284.1931860820. The cubic root of 39491084 is about 340.5386042311.

The spelling of 39491084 in words is "thirty-nine million, four hundred ninety-one thousand, eighty-four".