73825655 has 4 divisors (see below), whose sum is σ = 88590792. Its totient is φ = 59060520.

The previous prime is 73825649. The next prime is 73825667. The reversal of 73825655 is 55652837.

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

It is not a de Polignac number, because 73825655 - 2²⁰ = 72777079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7382561 + ... + 7382570.

It is an arithmetic number, because the mean of its divisors is an integer number (22147698).

Almost surely, 2^73825655 is an apocalyptic number.

73825655 is a deficient number, since it is larger than the sum of its proper divisors (14765137).

73825655 is a wasteful number, since it uses less digits than its factorization.

73825655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14765136.

The product of its digits is 252000, while the sum is 41.

The square root of 73825655 is about 8592.1856939896. The cubic root of 73825655 is about 419.5036748594.

The spelling of 73825655 in words is "seventy-three million, eight hundred twenty-five thousand, six hundred fifty-five".