54872782 has 8 divisors (see below), whose sum is σ = 84060576. Its totient is φ = 26852592.

The previous prime is 54872771. The next prime is 54872819. The reversal of 54872782 is 28727845.

54872782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×54872782² = 6022044408839048, which contains 22 as substring.

It is a congruent number.

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, 291783 + ... + 291970.

It is an arithmetic number, because the mean of its divisors is an integer number (10507572).

Almost surely, 2^54872782 is an apocalyptic number.

54872782 is a deficient number, since it is larger than the sum of its proper divisors (29187794).

54872782 is a wasteful number, since it uses less digits than its factorization.

54872782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583802.

The product of its digits is 250880, while the sum is 43.

The square root of 54872782 is about 7407.6164857530. The cubic root of 54872782 is about 380.0018051622.

The spelling of 54872782 in words is "fifty-four million, eight hundred seventy-two thousand, seven hundred eighty-two".