54216822 has 16 divisors (see below), whose sum is σ = 118291392. Its totient is φ = 16429320.

The previous prime is 54216809. The next prime is 54216829. The reversal of 54216822 is 22861245.

It is a self number, because there is not a number n which added to its sum of digits gives 54216822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54216829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410668 + ... + 410799.

It is an arithmetic number, because the mean of its divisors is an integer number (7393212).

Almost surely, 2^54216822 is an apocalyptic number.

54216822 is an abundant number, since it is smaller than the sum of its proper divisors (64074570).

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

54216822 is a wasteful number, since it uses less digits than its factorization.

54216822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821483.

The product of its digits is 7680, while the sum is 30.

The square root of 54216822 is about 7363.2073174670. The cubic root of 54216822 is about 378.4815256926.

The spelling of 54216822 in words is "fifty-four million, two hundred sixteen thousand, eight hundred twenty-two".