73199418 has 8 divisors (see below), whose sum is σ = 146398848. Its totient is φ = 24399804.

The previous prime is 73199417. The next prime is 73199437. The reversal of 73199418 is 81499137.

It is a happy number.

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

73199418 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 73199418.

It is not an unprimeable number, because it can be changed into a prime (73199411) 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, 6099946 + ... + 6099957.

It is an arithmetic number, because the mean of its divisors is an integer number (18299856).

Almost surely, 2^73199418 is an apocalyptic number.

73199418 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73199418 is a wasteful number, since it uses less digits than its factorization.

73199418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12199908.

The product of its digits is 54432, while the sum is 42.

The square root of 73199418 is about 8555.6658420020. The cubic root of 73199418 is about 418.3141377660.

The spelling of 73199418 in words is "seventy-three million, one hundred ninety-nine thousand, four hundred eighteen".