56532783 has 8 divisors (see below), whose sum is σ = 75488896. Its totient is φ = 37632600.

The previous prime is 56532779. The next prime is 56532793. The reversal of 56532783 is 38723565.

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

It is not a de Polignac number, because 56532783 - 2² = 56532779 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56532703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11563 + ... + 15708.

It is an arithmetic number, because the mean of its divisors is an integer number (9436112).

Almost surely, 2^56532783 is an apocalyptic number.

56532783 is a deficient number, since it is larger than the sum of its proper divisors (18956113).

56532783 is a wasteful number, since it uses less digits than its factorization.

56532783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27965.

The product of its digits is 151200, while the sum is 39.

The square root of 56532783 is about 7518.8285656743. The cubic root of 56532783 is about 383.7957151804.

The spelling of 56532783 in words is "fifty-six million, five hundred thirty-two thousand, seven hundred eighty-three".