42034349 has 16 divisors (see below), whose sum is σ = 49855872. Its totient is φ = 34691328.

The previous prime is 42034339. The next prime is 42034351. The reversal of 42034349 is 94343024.

It is not a de Polignac number, because 42034349 - 2¹² = 42030253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42034339) 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 15 ways as a sum of consecutive naturals, for example, 21017 + ... + 22929.

It is an arithmetic number, because the mean of its divisors is an integer number (3115992).

Almost surely, 2^42034349 is an apocalyptic number.

It is an amenable number.

42034349 is a deficient number, since it is larger than the sum of its proper divisors (7821523).

42034349 is a wasteful number, since it uses less digits than its factorization.

42034349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 42034349 is about 6483.3902396817. The cubic root of 42034349 is about 347.6973990162.

The spelling of 42034349 in words is "forty-two million, thirty-four thousand, three hundred forty-nine".