55749722 has 8 divisors (see below), whose sum is σ = 95570976. Its totient is φ = 23892732.

The previous prime is 55749719. The next prime is 55749731. The reversal of 55749722 is 22794755.

55749722 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 self number, because there is not a number n which added to its sum of digits gives 55749722.

It is an unprimeable number.

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, 1991048 + ... + 1991075.

It is an arithmetic number, because the mean of its divisors is an integer number (11946372).

Almost surely, 2^55749722 is an apocalyptic number.

55749722 is a deficient number, since it is larger than the sum of its proper divisors (39821254).

55749722 is a wasteful number, since it uses less digits than its factorization.

55749722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982132.

The product of its digits is 176400, while the sum is 41.

The square root of 55749722 is about 7466.5736452539. The cubic root of 55749722 is about 382.0154274993.

The spelling of 55749722 in words is "fifty-five million, seven hundred forty-nine thousand, seven hundred twenty-two".