39855234 has 8 divisors (see below), whose sum is σ = 79710480. Its totient is φ = 13285076.

The previous prime is 39855223. The next prime is 39855271. The reversal of 39855234 is 43255893.

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

39855234 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 39855192 and 39855201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3321264 + ... + 3321275.

It is an arithmetic number, because the mean of its divisors is an integer number (9963810).

Almost surely, 2^39855234 is an apocalyptic number.

39855234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

39855234 is a wasteful number, since it uses less digits than its factorization.

39855234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6642544.

The product of its digits is 129600, while the sum is 39.

The square root of 39855234 is about 6313.1001892889. The cubic root of 39855234 is about 341.5821133093.

The spelling of 39855234 in words is "thirty-nine million, eight hundred fifty-five thousand, two hundred thirty-four".