74275045 has 8 divisors (see below), whose sum is σ = 95986296. Its totient is φ = 54849216.

The previous prime is 74275037. The next prime is 74275063. The reversal of 74275045 is 54057247.

It can be written as a sum of positive squares in 4 ways, for example, as 1718721 + 72556324 = 1311^2 + 8518^2 .

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 74275045 - 2³ = 74275037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74275045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571282 + ... + 571411.

It is an arithmetic number, because the mean of its divisors is an integer number (11998287).

Almost surely, 2^74275045 is an apocalyptic number.

It is an amenable number.

74275045 is a deficient number, since it is larger than the sum of its proper divisors (21711251).

74275045 is a wasteful number, since it uses less digits than its factorization.

74275045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142711.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 74275045 is about 8618.2971055772. The cubic root of 74275045 is about 420.3531515755.

The spelling of 74275045 in words is "seventy-four million, two hundred seventy-five thousand, forty-five".