73231055 has 4 divisors (see below), whose sum is σ = 87877272. Its totient is φ = 58584840.

The previous prime is 73231027. The next prime is 73231079. The reversal of 73231055 is 55013237.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55013237 = 4481 ⋅12277.

It is not a de Polignac number, because 73231055 - 2⁶ = 73230991 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, 7323101 + ... + 7323110.

It is an arithmetic number, because the mean of its divisors is an integer number (21969318).

Almost surely, 2^73231055 is an apocalyptic number.

73231055 is a deficient number, since it is larger than the sum of its proper divisors (14646217).

73231055 is a wasteful number, since it uses less digits than its factorization.

73231055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14646216.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 73231055 is about 8557.5145340221. The cubic root of 73231055 is about 418.3743946122.

The spelling of 73231055 in words is "seventy-three million, two hundred thirty-one thousand, fifty-five".