74267245 has 8 divisors (see below), whose sum is σ = 95976216. Its totient is φ = 54843456.

The previous prime is 74267239. The next prime is 74267261. The reversal of 74267245 is 54276247.

It can be written as a sum of positive squares in 4 ways, for example, as 4076361 + 70190884 = 2019^2 + 8378^2 .

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 74267245 - 2⁵ = 74267213 is a prime.

It is a Duffinian number.

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, 571222 + ... + 571351.

It is an arithmetic number, because the mean of its divisors is an integer number (11997027).

Almost surely, 2^74267245 is an apocalyptic number.

It is an amenable number.

74267245 is a deficient number, since it is larger than the sum of its proper divisors (21708971).

74267245 is a wasteful number, since it uses less digits than its factorization.

74267245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142591.

The product of its digits is 94080, while the sum is 37.

The square root of 74267245 is about 8617.8445681040. The cubic root of 74267245 is about 420.3384365867.

The spelling of 74267245 in words is "seventy-four million, two hundred sixty-seven thousand, two hundred forty-five".