39068172 has 72 divisors (see below), whose sum is σ = 116035920. Its totient is φ = 10926720.

The previous prime is 39068137. The next prime is 39068177. The reversal of 39068172 is 27186093.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (39068177) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1354 + ... + 8942.

It is an arithmetic number, because the mean of its divisors is an integer number (1611610).

Almost surely, 2^39068172 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 39068172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58017960).

39068172 is an abundant number, since it is smaller than the sum of its proper divisors (76967748).

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

39068172 is a wasteful number, since it uses less digits than its factorization.

39068172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7623 (or 7618 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 39068172 is about 6250.4537435293. The cubic root of 39068172 is about 339.3186238681.

The spelling of 39068172 in words is "thirty-nine million, sixty-eight thousand, one hundred seventy-two".