54394066 has 8 divisors (see below), whose sum is σ = 82928844. Its totient is φ = 26751120.

The previous prime is 54394061. The next prime is 54394073. The reversal of 54394066 is 66049345.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52056225 + 2337841 = 7215^2 + 1529^2 .

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

It is not an unprimeable number, because it can be changed into a prime (54394061) 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 3 ways as a sum of consecutive naturals, for example, 222805 + ... + 223048.

Almost surely, 2^54394066 is an apocalyptic number.

54394066 is a deficient number, since it is larger than the sum of its proper divisors (28534778).

54394066 is a wasteful number, since it uses less digits than its factorization.

54394066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445916.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 54394066 is about 7375.2332844460. The cubic root of 54394066 is about 378.8935171927.

The spelling of 54394066 in words is "fifty-four million, three hundred ninety-four thousand, sixty-six".