73585813 has 8 divisors (see below), whose sum is σ = 84326528. Its totient is φ = 62902224.

The previous prime is 73585793. The next prime is 73585819. The reversal of 73585813 is 31858537.

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

It is not a de Polignac number, because 73585813 - 2⁹ = 73585301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73585819) 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, 11481 + ... + 16702.

It is an arithmetic number, because the mean of its divisors is an integer number (10540816).

Almost surely, 2^73585813 is an apocalyptic number.

It is an amenable number.

73585813 is a deficient number, since it is larger than the sum of its proper divisors (10740715).

73585813 is a wasteful number, since it uses less digits than its factorization.

73585813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28563.

The product of its digits is 100800, while the sum is 40.

The square root of 73585813 is about 8578.2173556048. The cubic root of 73585813 is about 419.0488927780.

The spelling of 73585813 in words is "seventy-three million, five hundred eighty-five thousand, eight hundred thirteen".