73196312 has 16 divisors (see below), whose sum is σ = 156849360. Its totient is φ = 31369824.

The previous prime is 73196311. The next prime is 73196351. The reversal of 73196312 is 21369137.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73196311) 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, 653483 + ... + 653594.

It is an arithmetic number, because the mean of its divisors is an integer number (9803085).

Almost surely, 2^73196312 is an apocalyptic number.

It is an amenable number.

73196312 is an abundant number, since it is smaller than the sum of its proper divisors (83653048).

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

73196312 is a wasteful number, since it uses less digits than its factorization.

73196312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307090 (or 1307086 counting only the distinct ones).

The product of its digits is 6804, while the sum is 32.

The square root of 73196312 is about 8555.4843229358. The cubic root of 73196312 is about 418.3082210428.

It can be divided in two parts, 7319 and 6312, that added together give a palindrome (13631).

The spelling of 73196312 in words is "seventy-three million, one hundred ninety-six thousand, three hundred twelve".