74422 has 8 divisors (see below), whose sum is σ = 112896. Its totient is φ = 36792.

The previous prime is 74419. The next prime is 74441. The reversal of 74422 is 22447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 74422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108 + ... + 400.

It is an arithmetic number, because the mean of its divisors is an integer number (14112).

2⁷⁴⁴²² is an apocalyptic number.

74422 is a deficient number, since it is larger than the sum of its proper divisors (38474).

74422 is a wasteful number, since it uses less digits than its factorization.

74422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422.

The product of its digits is 448, while the sum is 19.

The square root of 74422 is about 272.8039589156. The cubic root of 74422 is about 42.0630195287.

Adding to 74422 its reverse (22447), we get a palindrome (96869).

It can be divided in two parts, 7442 and 2, that multiplied together give a square (14884 = 122²).

The spelling of 74422 in words is "seventy-four thousand, four hundred twenty-two", and thus it is an iban number.