8918437 has 8 divisors (see below), whose sum is σ = 9875232. Its totient is φ = 7986000.

The previous prime is 8918419. The next prime is 8918453. The reversal of 8918437 is 7348198.

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

It is not a de Polignac number, because 8918437 - 2¹¹ = 8916389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8918437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8918407) 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, 5314 + ... + 6787.

It is an arithmetic number, because the mean of its divisors is an integer number (1234404).

Almost surely, 2^8918437 is an apocalyptic number.

It is an amenable number.

8918437 is a deficient number, since it is larger than the sum of its proper divisors (956795).

8918437 is a wasteful number, since it uses less digits than its factorization.

8918437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12179.

The product of its digits is 48384, while the sum is 40.

The square root of 8918437 is about 2986.3752275962. The cubic root of 8918437 is about 207.3781119932.

The spelling of 8918437 in words is "eight million, nine hundred eighteen thousand, four hundred thirty-seven".