39850064 has 20 divisors (see below), whose sum is σ = 78667956. Its totient is φ = 19548672.

The previous prime is 39850039. The next prime is 39850081. The reversal of 39850064 is 46005893.

It can be written as a sum of positive squares in 2 ways, for example, as 13017664 + 26832400 = 3608^2 + 5180^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22649 + ... + 24344.

Almost surely, 2^39850064 is an apocalyptic number.

It is an amenable number.

39850064 is a deficient number, since it is larger than the sum of its proper divisors (38817892).

39850064 is a wasteful number, since it uses less digits than its factorization.

39850064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47054 (or 47048 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 39850064 is about 6312.6907099905. The cubic root of 39850064 is about 341.5673427199.

The spelling of 39850064 in words is "thirty-nine million, eight hundred fifty thousand, sixty-four".