73813343 has 4 divisors (see below), whose sum is σ = 74011608. Its totient is φ = 73615080.

The previous prime is 73813321. The next prime is 73813349. The reversal of 73813343 is 34331837.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73813343 - 2¹⁴ = 73796959 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 (73813349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98573 + ... + 99318.

It is an arithmetic number, because the mean of its divisors is an integer number (18502902).

Almost surely, 2^73813343 is an apocalyptic number.

73813343 is a deficient number, since it is larger than the sum of its proper divisors (198265).

73813343 is a wasteful number, since it uses less digits than its factorization.

73813343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198264.

The product of its digits is 18144, while the sum is 32.

The square root of 73813343 is about 8591.4691991533. The cubic root of 73813343 is about 419.4803531726.

The spelling of 73813343 in words is "seventy-three million, eight hundred thirteen thousand, three hundred forty-three".