42822718 has 8 divisors (see below), whose sum is σ = 66306240. Its totient is φ = 20720640.

The previous prime is 42822701. The next prime is 42822739. The reversal of 42822718 is 81722824.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345283 + ... + 345406.

It is an arithmetic number, because the mean of its divisors is an integer number (8288280).

Almost surely, 2^42822718 is an apocalyptic number.

42822718 is a deficient number, since it is larger than the sum of its proper divisors (23483522).

42822718 is a wasteful number, since it uses less digits than its factorization.

42822718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690722.

The product of its digits is 14336, while the sum is 34.

The square root of 42822718 is about 6543.9069369911. The cubic root of 42822718 is about 349.8576781894.

The spelling of 42822718 in words is "forty-two million, eight hundred twenty-two thousand, seven hundred eighteen".