73052519 has 4 divisors (see below), whose sum is σ = 77349744. Its totient is φ = 68755296.

The previous prime is 73052513. The next prime is 73052591. The reversal of 73052519 is 91525037.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73052519 is a prime.

It is a super-2 number, since 2×73052519² = 10673341064490722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73052513) 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, 2148587 + ... + 2148620.

It is an arithmetic number, because the mean of its divisors is an integer number (19337436).

Almost surely, 2^73052519 is an apocalyptic number.

73052519 is a deficient number, since it is larger than the sum of its proper divisors (4297225).

73052519 is a wasteful number, since it uses less digits than its factorization.

73052519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4297224.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 73052519 is about 8547.0766347331. The cubic root of 73052519 is about 418.0341215097.

The spelling of 73052519 in words is "seventy-three million, fifty-two thousand, five hundred nineteen".