56398284 has 36 divisors (see below), whose sum is σ = 145881736. Its totient is φ = 18361728.

The previous prime is 56398283. The next prime is 56398291. The reversal of 56398284 is 48289365.

56398284 is a `hidden beast` number, since 5 + 639 + 8 + 2 + 8 + 4 = 666.

56398284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (56398283) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 16669 + ... + 19764.

Almost surely, 2^56398284 is an apocalyptic number.

It is an amenable number.

56398284 is an abundant number, since it is smaller than the sum of its proper divisors (89483452).

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

56398284 is a wasteful number, since it uses less digits than its factorization.

56398284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36486 (or 36481 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 56398284 is about 7509.8790935674. The cubic root of 56398284 is about 383.4911064890.

The spelling of 56398284 in words is "fifty-six million, three hundred ninety-eight thousand, two hundred eighty-four".