74365146 has 24 divisors (see below), whose sum is σ = 164873280. Its totient is φ = 24211656.

The previous prime is 74365133. The next prime is 74365169. The reversal of 74365146 is 64156347.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 74365146.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47266 + ... + 48813.

It is an arithmetic number, because the mean of its divisors is an integer number (6869720).

Almost surely, 2^74365146 is an apocalyptic number.

74365146 is an abundant number, since it is smaller than the sum of its proper divisors (90508134).

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

74365146 is a wasteful number, since it uses less digits than its factorization.

74365146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96130 (or 96127 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 74365146 is about 8623.5228300272. The cubic root of 74365146 is about 420.5230558140.

Subtracting from 74365146 its sum of digits (36), we obtain a triangular number (74365110 = T₁₂₁₉₅).

The spelling of 74365146 in words is "seventy-four million, three hundred sixty-five thousand, one hundred forty-six".