54421386 has 16 divisors (see below), whose sum is σ = 115245504. Its totient is φ = 17073344.

The previous prime is 54421327. The next prime is 54421387. The reversal of 54421386 is 68312445.

It is not an unprimeable number, because it can be changed into a prime (54421387) 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, 266670 + ... + 266873.

It is an arithmetic number, because the mean of its divisors is an integer number (7202844).

Almost surely, 2^54421386 is an apocalyptic number.

54421386 is an abundant number, since it is smaller than the sum of its proper divisors (60824118).

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

54421386 is a wasteful number, since it uses less digits than its factorization.

54421386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533565.

The product of its digits is 23040, while the sum is 33.

The square root of 54421386 is about 7377.0851967427. The cubic root of 54421386 is about 378.9569410127.

The spelling of 54421386 in words is "fifty-four million, four hundred twenty-one thousand, three hundred eighty-six".