73189814 has 8 divisors (see below), whose sum is σ = 109846848. Its totient is φ = 36574200.

The previous prime is 73189799. The next prime is 73189817. The reversal of 73189814 is 41898137.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73189817) 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, 5477 + ... + 13280.

It is an arithmetic number, because the mean of its divisors is an integer number (13730856).

Almost surely, 2^73189814 is an apocalyptic number.

73189814 is a deficient number, since it is larger than the sum of its proper divisors (36657034).

73189814 is a wasteful number, since it uses less digits than its factorization.

73189814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20710.

The product of its digits is 48384, while the sum is 41.

The square root of 73189814 is about 8555.1045580986. The cubic root of 73189814 is about 418.2958422440.

The spelling of 73189814 in words is "seventy-three million, one hundred eighty-nine thousand, eight hundred fourteen".