45188223 has 8 divisors (see below), whose sum is σ = 60501936. Its totient is φ = 30000000.

The previous prime is 45188219. The next prime is 45188233. The reversal of 45188223 is 32288154.

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

It is not a de Polignac number, because 45188223 - 2² = 45188219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45188233) 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, 30528 + ... + 31973.

It is an arithmetic number, because the mean of its divisors is an integer number (7562742).

Almost surely, 2^45188223 is an apocalyptic number.

45188223 is a deficient number, since it is larger than the sum of its proper divisors (15313713).

45188223 is a wasteful number, since it uses less digits than its factorization.

45188223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62745.

The product of its digits is 15360, while the sum is 33.

The square root of 45188223 is about 6722.2186069779. The cubic root of 45188223 is about 356.1845584934.

The spelling of 45188223 in words is "forty-five million, one hundred eighty-eight thousand, two hundred twenty-three".