56773549 has 4 divisors (see below), whose sum is σ = 64884064. Its totient is φ = 48663036.

The previous prime is 56773543. The next prime is 56773553. The reversal of 56773549 is 94537765.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56773549 - 2¹¹ = 56771501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56773499 and 56773508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56773543) 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, 4055247 + ... + 4055260.

It is an arithmetic number, because the mean of its divisors is an integer number (16221016).

Almost surely, 2^56773549 is an apocalyptic number.

It is an amenable number.

56773549 is a deficient number, since it is larger than the sum of its proper divisors (8110515).

56773549 is an equidigital number, since it uses as much as digits as its factorization.

56773549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8110514.

The product of its digits is 793800, while the sum is 46.

The square root of 56773549 is about 7534.8224265738. The cubic root of 56773549 is about 384.3397893937.

The spelling of 56773549 in words is "fifty-six million, seven hundred seventy-three thousand, five hundred forty-nine".