8945018 has 4 divisors (see below), whose sum is σ = 13417530. Its totient is φ = 4472508.

The previous prime is 8945003. The next prime is 8945033. The reversal of 8945018 is 8105498.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (8945003) and next prime (8945033).

It can be written as a sum of positive squares in only one way, i.e., 8779369 + 165649 = 2963^2 + 407^2 .

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 14.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2236253 + ... + 2236256.

Almost surely, 2^8945018 is an apocalyptic number.

8945018 is a deficient number, since it is larger than the sum of its proper divisors (4472512).

8945018 is a wasteful number, since it uses less digits than its factorization.

8945018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4472511.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 8945018 is about 2990.8222949550. The cubic root of 8945018 is about 207.5839346891.

The spelling of 8945018 in words is "eight million, nine hundred forty-five thousand, eighteen".