54221694 has 16 divisors (see below), whose sum is σ = 109404432. Its totient is φ = 17913728.

The previous prime is 54221669. The next prime is 54221707. The reversal of 54221694 is 49612245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39309 + ... + 40664.

It is an arithmetic number, because the mean of its divisors is an integer number (6837777).

Almost surely, 2^54221694 is an apocalyptic number.

54221694 is an abundant number, since it is smaller than the sum of its proper divisors (55182738).

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

54221694 is a wasteful number, since it uses less digits than its factorization.

54221694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80091.

The product of its digits is 17280, while the sum is 33.

The square root of 54221694 is about 7363.5381441261. The cubic root of 54221694 is about 378.4928623140.

The spelling of 54221694 in words is "fifty-four million, two hundred twenty-one thousand, six hundred ninety-four".