34387642 has 8 divisors (see below), whose sum is σ = 52161300. Its totient is φ = 17000544.

The previous prime is 34387637. The next prime is 34387657. The reversal of 34387642 is 24678343.

It is a happy number.

34387642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 29365561 + 5022081 = 5419^2 + 2241^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 96417 + ... + 96772.

Almost surely, 2^34387642 is an apocalyptic number.

34387642 is a deficient number, since it is larger than the sum of its proper divisors (17773658).

34387642 is a wasteful number, since it uses less digits than its factorization.

34387642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193280.

The product of its digits is 96768, while the sum is 37.

The square root of 34387642 is about 5864.0977140563. The cubic root of 34387642 is about 325.1877164083.

The spelling of 34387642 in words is "thirty-four million, three hundred eighty-seven thousand, six hundred forty-two".