42257776 has 20 divisors (see below), whose sum is σ = 89317944. Its totient is φ = 19208000.

The previous prime is 42257753. The next prime is 42257797. The reversal of 42257776 is 67775224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119875 + ... + 120226.

Almost surely, 2^42257776 is an apocalyptic number.

It is an amenable number.

42257776 is an abundant number, since it is smaller than the sum of its proper divisors (47060168).

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

42257776 is a wasteful number, since it uses less digits than its factorization.

42257776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240120 (or 240114 counting only the distinct ones).

The product of its digits is 164640, while the sum is 40.

The square root of 42257776 is about 6500.5981263265. The cubic root of 42257776 is about 348.3123544264.

The spelling of 42257776 in words is "forty-two million, two hundred fifty-seven thousand, seven hundred seventy-six".