55786022 has 8 divisors (see below), whose sum is σ = 83820072. Its totient is φ = 27846000.

The previous prime is 55786021. The next prime is 55786067. The reversal of 55786022 is 22068755.

55786022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×55786022² = 6224160501168968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55786021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22004 + ... + 24407.

It is an arithmetic number, because the mean of its divisors is an integer number (10477509).

Almost surely, 2^55786022 is an apocalyptic number.

55786022 is a deficient number, since it is larger than the sum of its proper divisors (28034050).

55786022 is a wasteful number, since it uses less digits than its factorization.

55786022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47014.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 55786022 is about 7469.0040835442. The cubic root of 55786022 is about 382.0983226891.

The spelling of 55786022 in words is "fifty-five million, seven hundred eighty-six thousand, twenty-two".