39994097 has 8 divisors (see below), whose sum is σ = 46986240. Its totient is φ = 33561360.

The previous prime is 39994093. The next prime is 39994121. The reversal of 39994097 is 79049993.

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

It is a cyclic number.

It is not a de Polignac number, because 39994097 - 2² = 39994093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39994093) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 139697 + ... + 139982.

It is an arithmetic number, because the mean of its divisors is an integer number (5873280).

Almost surely, 2^39994097 is an apocalyptic number.

It is an amenable number.

39994097 is a deficient number, since it is larger than the sum of its proper divisors (6992143).

39994097 is a wasteful number, since it uses less digits than its factorization.

39994097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279703.

The product of its (nonzero) digits is 551124, while the sum is 50.

The square root of 39994097 is about 6324.0886299925. The cubic root of 39994097 is about 341.9783651943.

The spelling of 39994097 in words is "thirty-nine million, nine hundred ninety-four thousand, ninety-seven".