74401434 has 12 divisors (see below), whose sum is σ = 161203146. Its totient is φ = 24800472.

The previous prime is 74401433. The next prime is 74401441. The reversal of 74401434 is 43410447.

It can be written as a sum of positive squares in only one way, i.e., 37859409 + 36542025 = 6153^2 + 6045^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 74401398 and 74401407.

It is not an unprimeable number, because it can be changed into a prime (74401433) 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, 2066689 + ... + 2066724.

Almost surely, 2^74401434 is an apocalyptic number.

74401434 is an abundant number, since it is smaller than the sum of its proper divisors (86801712).

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

74401434 is a wasteful number, since it uses less digits than its factorization.

74401434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4133421 (or 4133418 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 74401434 is about 8625.6265859357. The cubic root of 74401434 is about 420.5914456445.

The spelling of 74401434 in words is "seventy-four million, four hundred one thousand, four hundred thirty-four".