54505404 has 18 divisors (see below), whose sum is σ = 137777640. Its totient is φ = 18168456.

The previous prime is 54505393. The next prime is 54505411. The reversal of 54505404 is 40450545.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 756984 + ... + 757055.

Almost surely, 2^54505404 is an apocalyptic number.

It is an amenable number.

54505404 is an abundant number, since it is smaller than the sum of its proper divisors (83272236).

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

54505404 is a wasteful number, since it uses less digits than its factorization.

54505404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514049 (or 1514044 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 54505404 is about 7382.7775261076. Note that the first 3 decimals coincide. The cubic root of 54505404 is about 379.1518572380.

Adding to 54505404 its reverse (40450545), we get a palindrome (94955949).

The spelling of 54505404 in words is "fifty-four million, five hundred five thousand, four hundred four".