73539069 has 8 divisors (see below), whose sum is σ = 98268480. Its totient is φ = 48917856.

The previous prime is 73539061. The next prime is 73539121. The reversal of 73539069 is 96093537.

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

It is not a de Polignac number, because 73539069 - 2³ = 73539061 is a prime.

It is a super-2 number, since 2×73539069² = 10815989338773522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73539069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73539061) 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, 25449 + ... + 28190.

It is an arithmetic number, because the mean of its divisors is an integer number (12283560).

Almost surely, 2^73539069 is an apocalyptic number.

It is an amenable number.

73539069 is a deficient number, since it is larger than the sum of its proper divisors (24729411).

73539069 is a wasteful number, since it uses less digits than its factorization.

73539069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54099.

The product of its (nonzero) digits is 153090, while the sum is 42.

The square root of 73539069 is about 8575.4923473816. The cubic root of 73539069 is about 418.9601430143.

The spelling of 73539069 in words is "seventy-three million, five hundred thirty-nine thousand, sixty-nine".