54415222 has 8 divisors (see below), whose sum is σ = 82741176. Its totient is φ = 26834832.

The previous prime is 54415213. The next prime is 54415243. The reversal of 54415222 is 22251445.

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

It is a super-2 number, since 2×54415222² = 5922032770618568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186208 + ... + 186499.

It is an arithmetic number, because the mean of its divisors is an integer number (10342647).

Almost surely, 2^54415222 is an apocalyptic number.

54415222 is a deficient number, since it is larger than the sum of its proper divisors (28325954).

54415222 is a wasteful number, since it uses less digits than its factorization.

54415222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372782.

The product of its digits is 3200, while the sum is 25.

The square root of 54415222 is about 7376.6674047296. The cubic root of 54415222 is about 378.9426330420.

Adding to 54415222 its reverse (22251445), we get a palindrome (76666667).

The spelling of 54415222 in words is "fifty-four million, four hundred fifteen thousand, two hundred twenty-two".