42957846 has 12 divisors (see below), whose sum is σ = 93075372. Its totient is φ = 14319276.

The previous prime is 42957833. The next prime is 42957883. The reversal of 42957846 is 64875924.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1193256 + ... + 1193291.

It is an arithmetic number, because the mean of its divisors is an integer number (7756281).

Almost surely, 2^42957846 is an apocalyptic number.

42957846 is an abundant number, since it is smaller than the sum of its proper divisors (50117526).

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

42957846 is a wasteful number, since it uses less digits than its factorization.

42957846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386555 (or 2386552 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 42957846 is about 6554.2235238051. The cubic root of 42957846 is about 350.2252862503.

The spelling of 42957846 in words is "forty-two million, nine hundred fifty-seven thousand, eight hundred forty-six".