73506086 has 4 divisors (see below), whose sum is σ = 110259132. Its totient is φ = 36753042.

The previous prime is 73506077. The next prime is 73506089. The reversal of 73506086 is 68060537.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73506089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18376520 + ... + 18376523.

It is an arithmetic number, because the mean of its divisors is an integer number (27564783).

Almost surely, 2^73506086 is an apocalyptic number.

73506086 is a deficient number, since it is larger than the sum of its proper divisors (36753046).

73506086 is a wasteful number, since it uses less digits than its factorization.

73506086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36753045.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 73506086 is about 8573.5690351218. The cubic root of 73506086 is about 418.8974977247.

The spelling of 73506086 in words is "seventy-three million, five hundred six thousand, eighty-six".