73068418 has 4 divisors (see below), whose sum is σ = 109602630. Its totient is φ = 36534208.

The previous prime is 73068389. The next prime is 73068419. The reversal of 73068418 is 81486037.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 65076489 + 7991929 = 8067^2 + 2827^2 .

It is not an unprimeable number, because it can be changed into a prime (73068419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18267103 + ... + 18267106.

Almost surely, 2^73068418 is an apocalyptic number.

73068418 is a deficient number, since it is larger than the sum of its proper divisors (36534212).

73068418 is a wasteful number, since it uses less digits than its factorization.

73068418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36534211.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 73068418 is about 8548.0066682239. The cubic root of 73068418 is about 418.0644460053.

The spelling of 73068418 in words is "seventy-three million, sixty-eight thousand, four hundred eighteen".