54503784 has 48 divisors (see below), whose sum is σ = 148125120. Its totient is φ = 18105120.

The previous prime is 54503783. The next prime is 54503807. The reversal of 54503784 is 48730545.

54503784 is a `hidden beast` number, since 545 + 0 + 37 + 84 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (54503783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22689 + ... + 24975.

It is an arithmetic number, because the mean of its divisors is an integer number (3085940).

Almost surely, 2^54503784 is an apocalyptic number.

It is an amenable number.

54503784 is an abundant number, since it is smaller than the sum of its proper divisors (93621336).

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

54503784 is a wasteful number, since it uses less digits than its factorization.

54503784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630 (or 2623 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 54503784 is about 7382.6678104869. The cubic root of 54503784 is about 379.1481008393.

The spelling of 54503784 in words is "fifty-four million, five hundred three thousand, seven hundred eighty-four".