54421786 has 8 divisors (see below), whose sum is σ = 82275840. Its totient is φ = 26996508.

The previous prime is 54421769. The next prime is 54421823. The reversal of 54421786 is 68712445.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106876 + ... + 107383.

It is an arithmetic number, because the mean of its divisors is an integer number (10284480).

Almost surely, 2^54421786 is an apocalyptic number.

54421786 is a deficient number, since it is larger than the sum of its proper divisors (27854054).

54421786 is a wasteful number, since it uses less digits than its factorization.

54421786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214388.

The product of its digits is 53760, while the sum is 37.

The square root of 54421786 is about 7377.1123076716. The cubic root of 54421786 is about 378.9578694614.

The spelling of 54421786 in words is "fifty-four million, four hundred twenty-one thousand, seven hundred eighty-six".