45009170 has 8 divisors (see below), whose sum is σ = 81016524. Its totient is φ = 18003664.

The previous prime is 45009163. The next prime is 45009187. The reversal of 45009170 is 7190054.

It can be written as a sum of positive squares in 2 ways, for example, as 44930209 + 78961 = 6703^2 + 281^2 .

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

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, 2250449 + ... + 2250468.

Almost surely, 2^45009170 is an apocalyptic number.

45009170 is a deficient number, since it is larger than the sum of its proper divisors (36007354).

45009170 is a wasteful number, since it uses less digits than its factorization.

45009170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500924.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 45009170 is about 6708.8873891279. The cubic root of 45009170 is about 355.7134893352.

The spelling of 45009170 in words is "forty-five million, nine thousand, one hundred seventy".