39049449 has 8 divisors (see below), whose sum is σ = 52094880. Its totient is φ = 26018496.

The previous prime is 39049447. The next prime is 39049453. The reversal of 39049449 is 94494093.

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

It is not a de Polignac number, because 39049449 - 2¹ = 39049447 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 39049449.

It is not an unprimeable number, because it can be changed into a prime (39049441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8097 + ... + 11985.

It is an arithmetic number, because the mean of its divisors is an integer number (6511860).

Almost surely, 2^39049449 is an apocalyptic number.

It is an amenable number.

39049449 is a deficient number, since it is larger than the sum of its proper divisors (13045431).

39049449 is a wasteful number, since it uses less digits than its factorization.

39049449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7239.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 39049449 is about 6248.9558327772. The cubic root of 39049449 is about 339.2644102766.

The spelling of 39049449 in words is "thirty-nine million, forty-nine thousand, four hundred forty-nine".