74150122 has 12 divisors (see below), whose sum is σ = 117388386. Its totient is φ = 35123400.

The previous prime is 74150101. The next prime is 74150123. The reversal of 74150122 is 22105147.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60980481 + 13169641 = 7809^2 + 3629^2 .

It is a super-2 number, since 2×74150122² = 10996481185229768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74150093 and 74150102.

It is not an unprimeable number, because it can be changed into a prime (74150123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50629 + ... + 52072.

Almost surely, 2^74150122 is an apocalyptic number.

74150122 is a deficient number, since it is larger than the sum of its proper divisors (43238264).

74150122 is a wasteful number, since it uses less digits than its factorization.

74150122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102741 (or 102722 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 74150122 is about 8611.0465101519. The cubic root of 74150122 is about 420.1173557166.

Adding to 74150122 its reverse (22105147), we get a palindrome (96255269).

The spelling of 74150122 in words is "seventy-four million, one hundred fifty thousand, one hundred twenty-two".