42000612 has 24 divisors (see below), whose sum is σ = 99014496. Its totient is φ = 13855488.

The previous prime is 42000611. The next prime is 42000649. The reversal of 42000612 is 21600024.

It is a junction number, because it is equal to n+sod(n) for n = 42000591 and 42000600.

It is not an unprimeable number, because it can be changed into a prime (42000611) 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, 16878 + ... + 19205.

It is an arithmetic number, because the mean of its divisors is an integer number (4125604).

Almost surely, 2^42000612 is an apocalyptic number.

It is an amenable number.

42000612 is an abundant number, since it is smaller than the sum of its proper divisors (57013884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42000612 is a wasteful number, since it uses less digits than its factorization.

42000612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36187 (or 36185 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 42000612 is about 6480.7879150609. The cubic root of 42000612 is about 347.6043528362.

Adding to 42000612 its reverse (21600024), we get a palindrome (63600636).

The spelling of 42000612 in words is "forty-two million, six hundred twelve", and thus it is an aban number.