39882965 has 4 divisors (see below), whose sum is σ = 47859564. Its totient is φ = 31906368.

The previous prime is 39882937. The next prime is 39882971. The reversal of 39882965 is 56928893.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28111204 + 11771761 = 5302^2 + 3431^2 .

It is a cyclic number.

It is not a de Polignac number, because 39882965 - 2¹⁶ = 39817429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3988292 + ... + 3988301.

It is an arithmetic number, because the mean of its divisors is an integer number (11964891).

Almost surely, 2^39882965 is an apocalyptic number.

It is an amenable number.

39882965 is a deficient number, since it is larger than the sum of its proper divisors (7976599).

39882965 is an equidigital number, since it uses as much as digits as its factorization.

39882965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7976598.

The product of its digits is 933120, while the sum is 50.

The square root of 39882965 is about 6315.2961134059. The cubic root of 39882965 is about 341.6613184436.

The spelling of 39882965 in words is "thirty-nine million, eight hundred eighty-two thousand, nine hundred sixty-five".