73190765 has 4 divisors (see below), whose sum is σ = 87828924. Its totient is φ = 58552608.

The previous prime is 73190759. The next prime is 73190771. The reversal of 73190765 is 56709137.

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

It is an interprime number because it is at equal distance from previous prime (73190759) and next prime (73190771).

It can be written as a sum of positive squares in 2 ways, for example, as 15476356 + 57714409 = 3934^2 + 7597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73190765 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7319072 + ... + 7319081.

It is an arithmetic number, because the mean of its divisors is an integer number (21957231).

Almost surely, 2^73190765 is an apocalyptic number.

It is an amenable number.

73190765 is a deficient number, since it is larger than the sum of its proper divisors (14638159).

73190765 is a wasteful number, since it uses less digits than its factorization.

73190765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14638158.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 73190765 is about 8555.1601387701. The cubic root of 73190765 is about 418.2976539607.

The spelling of 73190765 in words is "seventy-three million, one hundred ninety thousand, seven hundred sixty-five".