56279773 has 8 divisors (see below), whose sum is σ = 62087040. Its totient is φ = 50587680.

The previous prime is 56279761. The next prime is 56279777. The reversal of 56279773 is 37797265.

It is a happy number.

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

It is not a de Polignac number, because 56279773 - 2⁹ = 56279261 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 (56279777) 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, 27765 + ... + 29722.

It is an arithmetic number, because the mean of its divisors is an integer number (7760880).

Almost surely, 2^56279773 is an apocalyptic number.

It is an amenable number.

56279773 is a deficient number, since it is larger than the sum of its proper divisors (5807267).

56279773 is a wasteful number, since it uses less digits than its factorization.

56279773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57587.

The product of its digits is 555660, while the sum is 46.

The square root of 56279773 is about 7501.9846040898. The cubic root of 56279773 is about 383.2223052532. Note that the first 3 decimals are identical.

It can be divided in two parts, 5627 and 9773, that added together give a triangular number (15400 = T₁₇₅).

The spelling of 56279773 in words is "fifty-six million, two hundred seventy-nine thousand, seven hundred seventy-three".