73245565 has 8 divisors (see below), whose sum is σ = 88246368. Its totient is φ = 58362000.

The previous prime is 73245563. The next prime is 73245577. The reversal of 73245565 is 56554237.

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

It is not a de Polignac number, because 73245565 - 2¹ = 73245563 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 (73245563) 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, 27927 + ... + 30436.

It is an arithmetic number, because the mean of its divisors is an integer number (11030796).

Almost surely, 2^73245565 is an apocalyptic number.

It is an amenable number.

73245565 is a deficient number, since it is larger than the sum of its proper divisors (15000803).

73245565 is a wasteful number, since it uses less digits than its factorization.

73245565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58619.

The product of its digits is 126000, while the sum is 37.

The square root of 73245565 is about 8558.3622849234. The cubic root of 73245565 is about 418.4020250192.

The spelling of 73245565 in words is "seventy-three million, two hundred forty-five thousand, five hundred sixty-five".