39352240 has 40 divisors (see below), whose sum is σ = 92538720. Its totient is φ = 15561216.

The previous prime is 39352223. The next prime is 39352253. The reversal of 39352240 is 4225393.

39352240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 39352199 and 39352208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4357 + ... + 9883.

It is an arithmetic number, because the mean of its divisors is an integer number (2313468).

Almost surely, 2^39352240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39352240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46269360).

39352240 is an abundant number, since it is smaller than the sum of its proper divisors (53186480).

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

39352240 is a wasteful number, since it uses less digits than its factorization.

39352240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5629 (or 5623 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 39352240 is about 6273.1363766461. The cubic root of 39352240 is about 340.1390434762.

The spelling of 39352240 in words is "thirty-nine million, three hundred fifty-two thousand, two hundred forty".