45224009 has 8 divisors (see below), whose sum is σ = 49140480. Its totient is φ = 41461200.

The previous prime is 45223993. The next prime is 45224017. The reversal of 45224009 is 90042254.

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 45224009 - 2⁴ = 45223993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45224059) 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, 37802 + ... + 38979.

It is an arithmetic number, because the mean of its divisors is an integer number (6142560).

Almost surely, 2^45224009 is an apocalyptic number.

It is an amenable number.

45224009 is a deficient number, since it is larger than the sum of its proper divisors (3916471).

45224009 is a wasteful number, since it uses less digits than its factorization.

45224009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76831.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 45224009 is about 6724.8798502278. The cubic root of 45224009 is about 356.2785583344.

The spelling of 45224009 in words is "forty-five million, two hundred twenty-four thousand, nine".