34220042 has 16 divisors (see below), whose sum is σ = 53844480. Its totient is φ = 16291728.

The previous prime is 34220027. The next prime is 34220047. The reversal of 34220042 is 24002243.

It is a super-2 number, since 2×34220042² = 2342022548963528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34220042.

It is not an unprimeable number, because it can be changed into a prime (34220047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442 + ... + 8397.

It is an arithmetic number, because the mean of its divisors is an integer number (3365280).

Almost surely, 2^34220042 is an apocalyptic number.

34220042 is a deficient number, since it is larger than the sum of its proper divisors (19624438).

34220042 is a wasteful number, since it uses less digits than its factorization.

34220042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9925.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 34220042 is about 5849.7899107575. The cubic root of 34220042 is about 324.6585510599.

Adding to 34220042 its reverse (24002243), we get a palindrome (58222285).

The spelling of 34220042 in words is "thirty-four million, two hundred twenty thousand, forty-two".