122722552 has 16 divisors (see below), whose sum is σ = 237528000. Its totient is φ = 59381760.

The previous prime is 122722547. The next prime is 122722571. The reversal of 122722552 is 255227221.

It is a self number, because there is not a number n which added to its sum of digits gives 122722552.

It is a congruent number.

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, 247177 + ... + 247672.

It is an arithmetic number, because the mean of its divisors is an integer number (14845500).

Almost surely, 2^122722552 is an apocalyptic number.

It is an amenable number.

122722552 is a deficient number, since it is larger than the sum of its proper divisors (114805448).

122722552 is a wasteful number, since it uses less digits than its factorization.

122722552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494886 (or 494882 counting only the distinct ones).

The product of its digits is 5600, while the sum is 28.

The square root of 122722552 is about 11078.0211229262. The cubic root of 122722552 is about 496.9447718537.

Adding to 122722552 its reverse (255227221), we get a palindrome (377949773).

The spelling of 122722552 in words is "one hundred twenty-two million, seven hundred twenty-two thousand, five hundred fifty-two".