54486394 has 16 divisors (see below), whose sum is σ = 87759936. Its totient is φ = 25278400.

The previous prime is 54486391. The next prime is 54486401. The reversal of 54486394 is 49368445.

It is a happy number.

It is a super-2 number, since 2×54486394² = 5937534262246472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54486394.

It is not an unprimeable number, because it can be changed into a prime (54486391) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8872 + ... + 13699.

It is an arithmetic number, because the mean of its divisors is an integer number (5484996).

Almost surely, 2^54486394 is an apocalyptic number.

54486394 is a deficient number, since it is larger than the sum of its proper divisors (33273542).

54486394 is a wasteful number, since it uses less digits than its factorization.

54486394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22661.

The product of its digits is 414720, while the sum is 43.

The square root of 54486394 is about 7381.4899579963. The cubic root of 54486394 is about 379.1077728330.

The spelling of 54486394 in words is "fifty-four million, four hundred eighty-six thousand, three hundred ninety-four".