74360273 has 8 divisors (see below), whose sum is σ = 80173800. Its totient is φ = 68560128.

The previous prime is 74360267. The next prime is 74360303. The reversal of 74360273 is 37206347.

It can be written as a sum of positive squares in 4 ways, for example, as 107584 + 74252689 = 328^2 + 8617^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-74360273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74360203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10283 + ... + 15951.

It is an arithmetic number, because the mean of its divisors is an integer number (10021725).

Almost surely, 2^74360273 is an apocalyptic number.

It is an amenable number.

74360273 is a deficient number, since it is larger than the sum of its proper divisors (5813527).

74360273 is a wasteful number, since it uses less digits than its factorization.

74360273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 74360273 is about 8623.2402842551. The cubic root of 74360273 is about 420.5138702671.

It can be divided in two parts, 743 and 60273, that added together give a palindrome (61016).

The spelling of 74360273 in words is "seventy-four million, three hundred sixty thousand, two hundred seventy-three".