56783326 has 4 divisors (see below), whose sum is σ = 85174992. Its totient is φ = 28391662.

The previous prime is 56783323. The next prime is 56783329. The reversal of 56783326 is 62338765.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (56783323) and next prime (56783329).

It is a super-2 number, since 2×56783326² = 6448692223244552, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56783323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14195830 + ... + 14195833.

It is an arithmetic number, because the mean of its divisors is an integer number (21293748).

Almost surely, 2^56783326 is an apocalyptic number.

56783326 is a deficient number, since it is larger than the sum of its proper divisors (28391666).

56783326 is a wasteful number, since it uses less digits than its factorization.

56783326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28391665.

The product of its digits is 181440, while the sum is 40.

The square root of 56783326 is about 7535.4711863294. The cubic root of 56783326 is about 384.3618505736.

The spelling of 56783326 in words is "fifty-six million, seven hundred eighty-three thousand, three hundred twenty-six".