45572249 has 8 divisors (see below), whose sum is σ = 46828320. Its totient is φ = 44332416.

The previous prime is 45572243. The next prime is 45572251. The reversal of 45572249 is 94227554.

45572249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45572249 - 2¹² = 45568153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45572243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742 + ... + 9704.

It is an arithmetic number, because the mean of its divisors is an integer number (5853540).

Almost surely, 2^45572249 is an apocalyptic number.

It is an amenable number.

45572249 is a deficient number, since it is larger than the sum of its proper divisors (1256071).

45572249 is an equidigital number, since it uses as much as digits as its factorization.

45572249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8119.

The product of its digits is 100800, while the sum is 38.

The square root of 45572249 is about 6750.7221095228. The cubic root of 45572249 is about 357.1907090702.

The spelling of 45572249 in words is "forty-five million, five hundred seventy-two thousand, two hundred forty-nine".