39855068 has 24 divisors (see below), whose sum is σ = 78146544. Its totient is φ = 17625600.

The previous prime is 39855061. The next prime is 39855083. The reversal of 39855068 is 86055893.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39855061) 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, 10613 + ... + 13868.

It is an arithmetic number, because the mean of its divisors is an integer number (3256106).

Almost surely, 2^39855068 is an apocalyptic number.

It is an amenable number.

39855068 is a deficient number, since it is larger than the sum of its proper divisors (38291476).

39855068 is a wasteful number, since it uses less digits than its factorization.

39855068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24533 (or 24531 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 39855068 is about 6313.0870420104. The cubic root of 39855068 is about 341.5816390704.

The spelling of 39855068 in words is "thirty-nine million, eight hundred fifty-five thousand, sixty-eight".