54047436 has 12 divisors (see below), whose sum is σ = 126110712. Its totient is φ = 18015808.

The previous prime is 54047393. The next prime is 54047453. The reversal of 54047436 is 63474045.

It is a happy number.

54047436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×54047436² = 5842250676348192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54047397 and 54047406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2251965 + ... + 2251988.

It is an arithmetic number, because the mean of its divisors is an integer number (10509226).

Almost surely, 2^54047436 is an apocalyptic number.

It is an amenable number.

54047436 is an abundant number, since it is smaller than the sum of its proper divisors (72063276).

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

54047436 is a wasteful number, since it uses less digits than its factorization.

54047436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503960 (or 4503958 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 54047436 is about 7351.6961308259. The cubic root of 54047436 is about 378.0869596411.

The spelling of 54047436 in words is "fifty-four million, forty-seven thousand, four hundred thirty-six".