54229920 has 48 divisors (see below), whose sum is σ = 170825760. Its totient is φ = 14461184.

The previous prime is 54229907. The next prime is 54229927. The reversal of 54229920 is 2992245.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54229927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56010 + ... + 56969.

It is an arithmetic number, because the mean of its divisors is an integer number (3558870).

Almost surely, 2^54229920 is an apocalyptic number.

It is an amenable number.

54229920 is an abundant number, since it is smaller than the sum of its proper divisors (116595840).

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

54229920 is a wasteful number, since it uses less digits than its factorization.

54229920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112997 (or 112989 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 54229920 is about 7364.0966859487. The cubic root of 54229920 is about 378.5120017926.

The spelling of 54229920 in words is "fifty-four million, two hundred twenty-nine thousand, nine hundred twenty".