39992342 has 8 divisors (see below), whose sum is σ = 64603056. Its totient is φ = 18457992.

The previous prime is 39992341. The next prime is 39992371. The reversal of 39992342 is 24329993.

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

It is a self number, because there is not a number n which added to its sum of digits gives 39992342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39992341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769058 + ... + 769109.

It is an arithmetic number, because the mean of its divisors is an integer number (8075382).

Almost surely, 2^39992342 is an apocalyptic number.

39992342 is a deficient number, since it is larger than the sum of its proper divisors (24610714).

39992342 is a wasteful number, since it uses less digits than its factorization.

39992342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538182.

The product of its digits is 104976, while the sum is 41.

The square root of 39992342 is about 6323.9498732991. The cubic root of 39992342 is about 341.9733629494.

The spelling of 39992342 in words is "thirty-nine million, nine hundred ninety-two thousand, three hundred forty-two".