45225173 has 8 divisors (see below), whose sum is σ = 52946880. Its totient is φ = 37818720.

The previous prime is 45225163. The next prime is 45225197. The reversal of 45225173 is 37152254.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 45225173 - 2⁴ = 45225157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45225113) 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, 78503 + ... + 79076.

It is an arithmetic number, because the mean of its divisors is an integer number (6618360).

Almost surely, 2^45225173 is an apocalyptic number.

It is an amenable number.

45225173 is a deficient number, since it is larger than the sum of its proper divisors (7721707).

45225173 is a wasteful number, since it uses less digits than its factorization.

45225173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157627.

The product of its digits is 8400, while the sum is 29.

The square root of 45225173 is about 6724.9663939681. The cubic root of 45225173 is about 356.2816150049.

The spelling of 45225173 in words is "forty-five million, two hundred twenty-five thousand, one hundred seventy-three".