39988046 has 64 divisors (see below), whose sum is σ = 78796800. Its totient is φ = 14805504.

The previous prime is 39988043. The next prime is 39988073. The reversal of 39988046 is 64088993.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39988043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167195 + ... + 167433.

It is an arithmetic number, because the mean of its divisors is an integer number (1231200).

Almost surely, 2^39988046 is an apocalyptic number.

39988046 is a deficient number, since it is larger than the sum of its proper divisors (38808754).

39988046 is a wasteful number, since it uses less digits than its factorization.

39988046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 39988046 is about 6323.6102030407. The cubic root of 39988046 is about 341.9611175202.

The spelling of 39988046 in words is "thirty-nine million, nine hundred eighty-eight thousand, forty-six".