73723385 has 8 divisors (see below), whose sum is σ = 88548936. Its totient is φ = 58924800.

The previous prime is 73723283. The next prime is 73723387. The reversal of 73723385 is 58332737.

It can be written as a sum of positive squares in 4 ways, for example, as 6270016 + 67453369 = 2504^2 + 8213^2 .

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

It is not a de Polignac number, because 73723385 - 2¹⁰ = 73722361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73723387) 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, 134 + ... + 12143.

It is an arithmetic number, because the mean of its divisors is an integer number (11068617).

Almost surely, 2^73723385 is an apocalyptic number.

It is an amenable number.

73723385 is a deficient number, since it is larger than the sum of its proper divisors (14825551).

73723385 is a wasteful number, since it uses less digits than its factorization.

73723385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13483.

The product of its digits is 105840, while the sum is 38.

The square root of 73723385 is about 8586.2322936198. The cubic root of 73723385 is about 419.3098738157.

The spelling of 73723385 in words is "seventy-three million, seven hundred twenty-three thousand, three hundred eighty-five".