73037473 has 8 divisors (see below), whose sum is σ = 73569600. Its totient is φ = 72507888.

The previous prime is 73037429. The next prime is 73037507. The reversal of 73037473 is 37473037.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 73037473 - 2²¹ = 70940321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73037413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139390 + ... + 139912.

It is an arithmetic number, because the mean of its divisors is an integer number (9196200).

Almost surely, 2^73037473 is an apocalyptic number.

It is an amenable number.

73037473 is a deficient number, since it is larger than the sum of its proper divisors (532127).

73037473 is a wasteful number, since it uses less digits than its factorization.

73037473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271.

The product of its (nonzero) digits is 37044, while the sum is 34.

The square root of 73037473 is about 8546.1964054192. The cubic root of 73037473 is about 418.0054199064.

The spelling of 73037473 in words is "seventy-three million, thirty-seven thousand, four hundred seventy-three".