74190122 has 8 divisors (see below), whose sum is σ = 111540000. Its totient is φ = 37010124.

The previous prime is 74190121. The next prime is 74190139. The reversal of 74190122 is 22109147.

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

It is a junction number, because it is equal to n+sod(n) for n = 74190091 and 74190100.

It is not an unprimeable number, because it can be changed into a prime (74190121) 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 3 ways as a sum of consecutive naturals, for example, 41372 + ... + 43127.

It is an arithmetic number, because the mean of its divisors is an integer number (13942500).

Almost surely, 2^74190122 is an apocalyptic number.

74190122 is a deficient number, since it is larger than the sum of its proper divisors (37349878).

74190122 is a wasteful number, since it uses less digits than its factorization.

74190122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84940.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 74190122 is about 8613.3687950766. The cubic root of 74190122 is about 420.1928857042.

Adding to 74190122 its reverse (22109147), we get a palindrome (96299269).

The spelling of 74190122 in words is "seventy-four million, one hundred ninety thousand, one hundred twenty-two".