42415508 has 6 divisors (see below), whose sum is σ = 74227146. Its totient is φ = 21207752.

The previous prime is 42415507. The next prime is 42415517. The reversal of 42415508 is 80551424.

It can be written as a sum of positive squares in only one way, i.e., 28858384 + 13557124 = 5372^2 + 3682^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42415507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5301935 + ... + 5301942.

It is an arithmetic number, because the mean of its divisors is an integer number (12371191).

Almost surely, 2^42415508 is an apocalyptic number.

It is an amenable number.

42415508 is a deficient number, since it is larger than the sum of its proper divisors (31811638).

42415508 is a wasteful number, since it uses less digits than its factorization.

42415508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10603881 (or 10603879 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 42415508 is about 6512.7189406576. The cubic root of 42415508 is about 348.7451882877.

The spelling of 42415508 in words is "forty-two million, four hundred fifteen thousand, five hundred eight".