56866722 has 16 divisors (see below), whose sum is σ = 124072992. Its totient is φ = 17232320.

The previous prime is 56866699. The next prime is 56866727. The reversal of 56866722 is 22766865.

It is a super-3 number, since 3×56866722³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (56866727) 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, 430743 + ... + 430874.

It is an arithmetic number, because the mean of its divisors is an integer number (7754562).

Almost surely, 2^56866722 is an apocalyptic number.

56866722 is an abundant number, since it is smaller than the sum of its proper divisors (67206270).

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

56866722 is a wasteful number, since it uses less digits than its factorization.

56866722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861633.

The product of its digits is 241920, while the sum is 42.

The square root of 56866722 is about 7541.0027184719. The cubic root of 56866722 is about 384.5499255102.

The spelling of 56866722 in words is "fifty-six million, eight hundred sixty-six thousand, seven hundred twenty-two".