4989418 has 8 divisors (see below), whose sum is σ = 8553312. Its totient is φ = 2138316.

The previous prime is 4989409. The next prime is 4989427. The reversal of 4989418 is 8149894.

It is an interprime number because it is at equal distance from previous prime (4989409) and next prime (4989427).

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

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

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, 178180 + ... + 178207.

It is an arithmetic number, because the mean of its divisors is an integer number (1069164).

Almost surely, 2^4989418 is an apocalyptic number.

4989418 is a deficient number, since it is larger than the sum of its proper divisors (3563894).

4989418 is a wasteful number, since it uses less digits than its factorization.

4989418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356396.

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

The square root of 4989418 is about 2233.7005170792. The cubic root of 4989418 is about 170.8768763617.

The spelling of 4989418 in words is "four million, nine hundred eighty-nine thousand, four hundred eighteen".