54219827 has 4 divisors (see below), whose sum is σ = 54345480. Its totient is φ = 54094176.

The previous prime is 54219797. The next prime is 54219829. The reversal of 54219827 is 72891245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54219827 - 2¹⁰ = 54218803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54219829) 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, 62177 + ... + 63042.

It is an arithmetic number, because the mean of its divisors is an integer number (13586370).

Almost surely, 2^54219827 is an apocalyptic number.

54219827 is a deficient number, since it is larger than the sum of its proper divisors (125653).

54219827 is a wasteful number, since it uses less digits than its factorization.

54219827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125652.

The product of its digits is 40320, while the sum is 38.

The square root of 54219827 is about 7363.4113697389. The cubic root of 54219827 is about 378.4885180855.

The spelling of 54219827 in words is "fifty-four million, two hundred nineteen thousand, eight hundred twenty-seven".