42318650 has 24 divisors (see below), whose sum is σ = 85869504. Its totient is φ = 15388400.

The previous prime is 42318649. The next prime is 42318667. The reversal of 42318650 is 5681324.

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, 37922 + ... + 39021.

It is an arithmetic number, because the mean of its divisors is an integer number (3577896).

Almost surely, 2^42318650 is an apocalyptic number.

42318650 is an abundant number, since it is smaller than the sum of its proper divisors (43550854).

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

42318650 is a wasteful number, since it uses less digits than its factorization.

42318650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76966 (or 76961 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 42318650 is about 6505.2786258545. The cubic root of 42318650 is about 348.4795267599.

Adding to 42318650 its reverse (5681324), we get a palindrome (47999974).

The spelling of 42318650 in words is "forty-two million, three hundred eighteen thousand, six hundred fifty".