56073280 has 28 divisors (see below), whose sum is σ = 133525260. Its totient is φ = 22429184.

The previous prime is 56073263. The next prime is 56073289. The reversal of 56073280 is 8237065.

It can be written as a sum of positive squares in 2 ways, for example, as 19784704 + 36288576 = 4448^2 + 6024^2 .

It is not an unprimeable number, because it can be changed into a prime (56073289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87295 + ... + 87934.

Almost surely, 2^56073280 is an apocalyptic number.

It is an amenable number.

56073280 is an abundant number, since it is smaller than the sum of its proper divisors (77451980).

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

56073280 is a wasteful number, since it uses less digits than its factorization.

56073280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175246 (or 175236 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 56073280 is about 7488.2093987815. The cubic root of 56073280 is about 382.7530442884.

The spelling of 56073280 in words is "fifty-six million, seventy-three thousand, two hundred eighty".