73047316 has 6 divisors (see below), whose sum is σ = 127832810. Its totient is φ = 36523656.

The previous prime is 73047301. The next prime is 73047329. The reversal of 73047316 is 61374037.

It can be written as a sum of positive squares in only one way, i.e., 48246916 + 24800400 = 6946^2 + 4980^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9130911 + ... + 9130918.

Almost surely, 2^73047316 is an apocalyptic number.

It is an amenable number.

73047316 is a deficient number, since it is larger than the sum of its proper divisors (54785494).

73047316 is a wasteful number, since it uses less digits than its factorization.

73047316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18261833 (or 18261831 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 73047316 is about 8546.7722562380. The cubic root of 73047316 is about 418.0241967633.

The spelling of 73047316 in words is "seventy-three million, forty-seven thousand, three hundred sixteen".