42841392 has 80 divisors (see below), whose sum is σ = 123742080. Its totient is φ = 12659200.

The previous prime is 42841391. The next prime is 42841397. The reversal of 42841392 is 29314824.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (42841391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20659 + ... + 22637.

It is an arithmetic number, because the mean of its divisors is an integer number (1546776).

Almost surely, 2^42841392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42841392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61871040).

42841392 is an abundant number, since it is smaller than the sum of its proper divisors (80900688).

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

42841392 is a wasteful number, since it uses less digits than its factorization.

42841392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042 (or 2036 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 42841392 is about 6545.3336049433. Note that the first 3 decimals coincide. The cubic root of 42841392 is about 349.9085257547.

The spelling of 42841392 in words is "forty-two million, eight hundred forty-one thousand, three hundred ninety-two".