42112650 has 24 divisors (see below), whose sum is σ = 104439744. Its totient is φ = 11230000.

The previous prime is 42112643. The next prime is 42112661. The reversal of 42112650 is 5621124.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140226 + ... + 140525.

It is an arithmetic number, because the mean of its divisors is an integer number (4351656).

Almost surely, 2^42112650 is an apocalyptic number.

42112650 is an abundant number, since it is smaller than the sum of its proper divisors (62327094).

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

42112650 is a wasteful number, since it uses less digits than its factorization.

42112650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280766 (or 280761 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 42112650 is about 6489.4260146796. The cubic root of 42112650 is about 347.9131603903.

Adding to 42112650 its reverse (5621124), we get a palindrome (47733774).

The spelling of 42112650 in words is "forty-two million, one hundred twelve thousand, six hundred fifty".