54221358 has 32 divisors (see below), whose sum is σ = 113880960. Its totient is φ = 17186400.

The previous prime is 54221357. The next prime is 54221359. The reversal of 54221358 is 85312245.

It is an interprime number because it is at equal distance from previous prime (54221357) and next prime (54221359).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54221357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9333 + ... + 13983.

It is an arithmetic number, because the mean of its divisors is an integer number (3558780).

Almost surely, 2^54221358 is an apocalyptic number.

54221358 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

54221358 is an abundant number, since it is smaller than the sum of its proper divisors (59659602).

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

54221358 is a wasteful number, since it uses less digits than its factorization.

54221358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752.

The product of its digits is 9600, while the sum is 30.

The square root of 54221358 is about 7363.5153289716. The cubic root of 54221358 is about 378.4920804999.

The spelling of 54221358 in words is "fifty-four million, two hundred twenty-one thousand, three hundred fifty-eight".