74122 has 4 divisors (see below), whose sum is σ = 111186. Its totient is φ = 37060.

The previous prime is 74101. The next prime is 74131. The reversal of 74122 is 22147.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 48841 + 25281 = 221^2 + 159^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74096 and 74105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18529 + ... + 18532.

2⁷⁴¹²² is an apocalyptic number.

74122 is a deficient number, since it is larger than the sum of its proper divisors (37064).

74122 is a wasteful number, since it uses less digits than its factorization.

74122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37063.

The product of its digits is 112, while the sum is 16.

The square root of 74122 is about 272.2535582871. The cubic root of 74122 is about 42.0064238096.

Adding to 74122 its reverse (22147), we get a palindrome (96269).

It can be divided in two parts, 74 and 122, that added together give a square (196 = 14²).

The spelling of 74122 in words is "seventy-four thousand, one hundred twenty-two", and thus it is an iban number.