54009784 has 16 divisors (see below), whose sum is σ = 102009600. Its totient is φ = 26807232.

The previous prime is 54009779. The next prime is 54009797. The reversal of 54009784 is 48790045.

It is a congruent number.

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, 23544 + ... + 25735.

It is an arithmetic number, because the mean of its divisors is an integer number (6375600).

Almost surely, 2^54009784 is an apocalyptic number.

It is an amenable number.

54009784 is a deficient number, since it is larger than the sum of its proper divisors (47999816).

54009784 is a wasteful number, since it uses less digits than its factorization.

54009784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49422 (or 49418 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 54009784 is about 7349.1349150767. The cubic root of 54009784 is about 377.9991414928. Note that the first 3 decimals are identical.

The spelling of 54009784 in words is "fifty-four million, nine thousand, seven hundred eighty-four".