42417588 has 12 divisors (see below), whose sum is σ = 98974400. Its totient is φ = 14139192.

The previous prime is 42417587. The next prime is 42417611. The reversal of 42417588 is 88571424.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42417587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1767388 + ... + 1767411.

Almost surely, 2^42417588 is an apocalyptic number.

It is an amenable number.

42417588 is an abundant number, since it is smaller than the sum of its proper divisors (56556812).

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

42417588 is a wasteful number, since it uses less digits than its factorization.

42417588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534806 (or 3534804 counting only the distinct ones).

The product of its digits is 71680, while the sum is 39.

The square root of 42417588 is about 6512.8786262297. The cubic root of 42417588 is about 348.7508888609.

The spelling of 42417588 in words is "forty-two million, four hundred seventeen thousand, five hundred eighty-eight".