39748806 has 40 divisors (see below), whose sum is σ = 89794584. Its totient is φ = 13141440.

The previous prime is 39748799. The next prime is 39748829. The reversal of 39748806 is 60884793.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20286 + ... + 22158.

Almost surely, 2^39748806 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39748806, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44897292).

39748806 is an abundant number, since it is smaller than the sum of its proper divisors (50045778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39748806 is a wasteful number, since it uses less digits than its factorization.

39748806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018 (or 2009 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 39748806 is about 6304.6654153888. The cubic root of 39748806 is about 341.2777926887.

The spelling of 39748806 in words is "thirty-nine million, seven hundred forty-eight thousand, eight hundred six".