49818222 has 24 divisors (see below), whose sum is σ = 108660240. Its totient is φ = 16495200.

The previous prime is 49818217. The next prime is 49818233. The reversal of 49818222 is 22281894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6447 + ... + 11882.

It is an arithmetic number, because the mean of its divisors is an integer number (4527510).

Almost surely, 2^49818222 is an apocalyptic number.

49818222 is an abundant number, since it is smaller than the sum of its proper divisors (58842018).

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

49818222 is a wasteful number, since it uses less digits than its factorization.

49818222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18488 (or 18485 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 49818222 is about 7058.2024623837. The cubic root of 49818222 is about 367.9561571508.

It can be divided in two parts, 4981822 and 2, that added together give a square (4981824 = 2232²).

The spelling of 49818222 in words is "forty-nine million, eight hundred eighteen thousand, two hundred twenty-two".