54359820 has 36 divisors (see below), whose sum is σ = 164892000. Its totient is φ = 14495904.

The previous prime is 54359813. The next prime is 54359831. The reversal of 54359820 is 2895345.

54359820 is a `hidden beast` number, since 5 + 43 + 598 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150820 + ... + 151179.

Almost surely, 2^54359820 is an apocalyptic number.

It is an amenable number.

54359820 is an abundant number, since it is smaller than the sum of its proper divisors (110532180).

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

54359820 is a wasteful number, since it uses less digits than its factorization.

54359820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302014 (or 302009 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 54359820 is about 7372.9112296297. The cubic root of 54359820 is about 378.8139845500.

The spelling of 54359820 in words is "fifty-four million, three hundred fifty-nine thousand, eight hundred twenty".