42120334 has 8 divisors (see below), whose sum is σ = 63245448. Its totient is φ = 21038520.

The previous prime is 42120301. The next prime is 42120367. The reversal of 42120334 is 43302124.

It is an interprime number because it is at equal distance from previous prime (42120301) and next prime (42120367).

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

It is a congruent number.

It is an unprimeable number.

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, 8272 + ... + 12355.

It is an arithmetic number, because the mean of its divisors is an integer number (7905681).

Almost surely, 2^42120334 is an apocalyptic number.

42120334 is a deficient number, since it is larger than the sum of its proper divisors (21125114).

42120334 is a wasteful number, since it uses less digits than its factorization.

42120334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21650.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 42120334 is about 6490.0180277099. The cubic root of 42120334 is about 347.9343195285.

Adding to 42120334 its reverse (43302124), we get a palindrome (85422458).

The spelling of 42120334 in words is "forty-two million, one hundred twenty thousand, three hundred thirty-four".