73209325 has 12 divisors (see below), whose sum is σ = 103748320. Its totient is φ = 50200560.

The previous prime is 73209317. The next prime is 73209341. The reversal of 73209325 is 52390237.

It is not a de Polignac number, because 73209325 - 2³ = 73209317 is a prime.

It is a super-3 number, since 3×73209325³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208995 + ... + 209344.

Almost surely, 2^73209325 is an apocalyptic number.

It is an amenable number.

73209325 is a deficient number, since it is larger than the sum of its proper divisors (30538995).

73209325 is a wasteful number, since it uses less digits than its factorization.

73209325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418356 (or 418351 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 73209325 is about 8556.2447954696. The cubic root of 73209325 is about 418.3330088232. Note that the first 3 decimals are identical.

The spelling of 73209325 in words is "seventy-three million, two hundred nine thousand, three hundred twenty-five".