42012335 has 8 divisors (see below), whose sum is σ = 50510256. Its totient is φ = 33546240.

The previous prime is 42012323. The next prime is 42012337. The reversal of 42012335 is 53321024.

It is a happy number.

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

It is not a de Polignac number, because 42012335 - 2⁴ = 42012319 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 (42012337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4946 + ... + 10415.

It is an arithmetic number, because the mean of its divisors is an integer number (6313782).

Almost surely, 2^42012335 is an apocalyptic number.

42012335 is a deficient number, since it is larger than the sum of its proper divisors (8497921).

42012335 is a wasteful number, since it uses less digits than its factorization.

42012335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15913.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 42012335 is about 6481.6922944552. The cubic root of 42012335 is about 347.6366903552.

Adding to 42012335 its reverse (53321024), we get a palindrome (95333359).

The spelling of 42012335 in words is "forty-two million, twelve thousand, three hundred thirty-five".