42517948 has 36 divisors (see below), whose sum is σ = 82650456. Its totient is φ = 19122400.

The previous prime is 42517933. The next prime is 42517963. The reversal of 42517948 is 84971524.

It is an interprime number because it is at equal distance from previous prime (42517933) and next prime (42517963).

It is a self number, because there is not a number n which added to its sum of digits gives 42517948.

It is a congruent 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, 51378 + ... + 52198.

It is an arithmetic number, because the mean of its divisors is an integer number (2295846).

Almost surely, 2^42517948 is an apocalyptic number.

It is an amenable number.

42517948 is a deficient number, since it is larger than the sum of its proper divisors (40132508).

42517948 is a wasteful number, since it uses less digits than its factorization.

42517948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954 (or 941 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 42517948 is about 6520.5788086642. The cubic root of 42517948 is about 349.0257203891.

The spelling of 42517948 in words is "forty-two million, five hundred seventeen thousand, nine hundred forty-eight".