73830436 has 6 divisors (see below), whose sum is σ = 129203270. Its totient is φ = 36915216.

The previous prime is 73830403. The next prime is 73830451. The reversal of 73830436 is 63403837.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 64096036 + 9734400 = 8006^2 + 3120^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9228801 + ... + 9228808.

Almost surely, 2^73830436 is an apocalyptic number.

It is an amenable number.

73830436 is a deficient number, since it is larger than the sum of its proper divisors (55372834).

73830436 is a wasteful number, since it uses less digits than its factorization.

73830436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18457613 (or 18457611 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 73830436 is about 8592.4639074016. The cubic root of 73830436 is about 419.5127304457.

The spelling of 73830436 in words is "seventy-three million, eight hundred thirty thousand, four hundred thirty-six".