49122 has 12 divisors (see below), whose sum is σ = 106470. Its totient is φ = 16368.

The previous prime is 49121. The next prime is 49123. The reversal of 49122 is 22194.

It is an interprime number because it is at equal distance from previous prime (49121) and next prime (49123).

It can be written as a sum of positive squares in only one way, i.e., 29241 + 19881 = 171^2 + 141^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 2729 = 49122 / (4 + 9 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 49095 and 49104.

It is not an unprimeable number, because it can be changed into a prime (49121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1347 + ... + 1382.

2⁴⁹¹²² is an apocalyptic number.

49122 is an abundant number, since it is smaller than the sum of its proper divisors (57348).

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

49122 is a wasteful number, since it uses less digits than its factorization.

49122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2737 (or 2734 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 49122 is about 221.6348348072. The cubic root of 49122 is about 36.6234016783.

It can be divided in two parts, 49 and 122, that added together give a palindrome (171).

The spelling of 49122 in words is "forty-nine thousand, one hundred twenty-two".