8949418 has 16 divisors (see below), whose sum is σ = 14461920. Its totient is φ = 4139856.

The previous prime is 8949379. The next prime is 8949419. The reversal of 8949418 is 8149498.

It is a Harshad number since it is a multiple of its sum of digits (43).

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

It is not an unprimeable number, because it can be changed into a prime (8949419) 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, 1105 + ... + 4372.

It is an arithmetic number, because the mean of its divisors is an integer number (903870).

Almost surely, 2^8949418 is an apocalyptic number.

8949418 is a deficient number, since it is larger than the sum of its proper divisors (5512502).

8949418 is a wasteful number, since it uses less digits than its factorization.

8949418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5541.

The product of its digits is 82944, while the sum is 43.

The square root of 8949418 is about 2991.5577881766. The cubic root of 8949418 is about 207.6179655352.

The spelling of 8949418 in words is "eight million, nine hundred forty-nine thousand, four hundred eighteen".