39825382 has 4 divisors (see below), whose sum is σ = 59738076. Its totient is φ = 19912690.

The previous prime is 39825377. The next prime is 39825389. The reversal of 39825382 is 28352893.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×39825382² = 3172122102891848, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39825389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9956344 + ... + 9956347.

It is an arithmetic number, because the mean of its divisors is an integer number (14934519).

Almost surely, 2^39825382 is an apocalyptic number.

39825382 is a deficient number, since it is larger than the sum of its proper divisors (19912694).

39825382 is a wasteful number, since it uses less digits than its factorization.

39825382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19912693.

The product of its digits is 103680, while the sum is 40.

The square root of 39825382 is about 6310.7354563474. The cubic root of 39825382 is about 341.4968091125.

The spelling of 39825382 in words is "thirty-nine million, eight hundred twenty-five thousand, three hundred eighty-two".