73047387 has 24 divisors (see below), whose sum is σ = 114682176. Its totient is φ = 41231568.

The previous prime is 73047383. The next prime is 73047389. The reversal of 73047387 is 78374037.

It is not a de Polignac number, because 73047387 - 2² = 73047383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73047383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9208 + ... + 15194.

It is an arithmetic number, because the mean of its divisors is an integer number (4778424).

Almost surely, 2^73047387 is an apocalyptic number.

73047387 is a deficient number, since it is larger than the sum of its proper divisors (41634789).

73047387 is a wasteful number, since it uses less digits than its factorization.

73047387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6087 (or 6080 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 39.

The square root of 73047387 is about 8546.7764098518. The cubic root of 73047387 is about 418.0243321993.

The spelling of 73047387 in words is "seventy-three million, forty-seven thousand, three hundred eighty-seven".