42841756 has 12 divisors (see below), whose sum is σ = 75019000. Its totient is φ = 21407760.

The previous prime is 42841753. The next prime is 42841763. The reversal of 42841756 is 65714824.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42841753) 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, 10495 + ... + 13993.

Almost surely, 2^42841756 is an apocalyptic number.

42841756 is the 3499-th nonagonal number.

It is an amenable number.

42841756 is a deficient number, since it is larger than the sum of its proper divisors (32177244).

42841756 is a wasteful number, since it uses less digits than its factorization.

42841756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6564 (or 6562 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 42841756 is about 6545.3614109536. The cubic root of 42841756 is about 349.9095167460.

The spelling of 42841756 in words is "forty-two million, eight hundred forty-one thousand, seven hundred fifty-six".