73538213 has 8 divisors (see below), whose sum is σ = 85998528. Its totient is φ = 61566624.

The previous prime is 73538197. The next prime is 73538263. The reversal of 73538213 is 31283537.

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

It is not a de Polignac number, because 73538213 - 2⁴ = 73538197 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 73538213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73538263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121856 + ... + 122457.

It is an arithmetic number, because the mean of its divisors is an integer number (10749816).

Almost surely, 2^73538213 is an apocalyptic number.

It is an amenable number.

73538213 is a deficient number, since it is larger than the sum of its proper divisors (12460315).

73538213 is a wasteful number, since it uses less digits than its factorization.

73538213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244363.

The product of its digits is 15120, while the sum is 32.

The square root of 73538213 is about 8575.4424375655. The cubic root of 73538213 is about 418.9585174327.

The spelling of 73538213 in words is "seventy-three million, five hundred thirty-eight thousand, two hundred thirteen".