73840227 has 4 divisors (see below), whose sum is σ = 98453640. Its totient is φ = 49226816.

The previous prime is 73840201. The next prime is 73840237. The reversal of 73840227 is 72204837.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73840227 - 2¹⁰ = 73839203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73840237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12306702 + ... + 12306707.

It is an arithmetic number, because the mean of its divisors is an integer number (24613410).

Almost surely, 2^73840227 is an apocalyptic number.

73840227 is a deficient number, since it is larger than the sum of its proper divisors (24613413).

73840227 is a wasteful number, since it uses less digits than its factorization.

73840227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24613412.

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 73840227 is about 8593.0336319603. The cubic root of 73840227 is about 419.5312741422.

The spelling of 73840227 in words is "seventy-three million, eight hundred forty thousand, two hundred twenty-seven".