74028265 has 8 divisors (see below), whose sum is σ = 88913160. Its totient is φ = 59169792.

The previous prime is 74028239. The next prime is 74028299. The reversal of 74028265 is 56282047.

It can be written as a sum of positive squares in 4 ways, for example, as 3283344 + 70744921 = 1812^2 + 8411^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 74028265 - 2⁷ = 74028137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74028265.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201 + ... + 12169.

It is an arithmetic number, because the mean of its divisors is an integer number (11114145).

Almost surely, 2^74028265 is an apocalyptic number.

It is an amenable number.

74028265 is a deficient number, since it is larger than the sum of its proper divisors (14884895).

74028265 is a wasteful number, since it uses less digits than its factorization.

74028265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13211.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 74028265 is about 8603.9679799497. The cubic root of 74028265 is about 419.8870917207.

The spelling of 74028265 in words is "seventy-four million, twenty-eight thousand, two hundred sixty-five".