73194738 has 16 divisors (see below), whose sum is σ = 146629056. Its totient is φ = 24358320.

The previous prime is 73194731. The next prime is 73194827. The reversal of 73194738 is 83749137.

It is a self number, because there is not a number n which added to its sum of digits gives 73194738.

It is not an unprimeable number, because it can be changed into a prime (73194731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5881 + ... + 13452.

It is an arithmetic number, because the mean of its divisors is an integer number (9164316).

Almost surely, 2^73194738 is an apocalyptic number.

73194738 is an abundant number, since it is smaller than the sum of its proper divisors (73434318).

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

73194738 is a wasteful number, since it uses less digits than its factorization.

73194738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19969.

The product of its digits is 127008, while the sum is 42.

The square root of 73194738 is about 8555.3923346624. The cubic root of 73194738 is about 418.3052226137.

The spelling of 73194738 in words is "seventy-three million, one hundred ninety-four thousand, seven hundred thirty-eight".