918420268 has 12 divisors (see below), whose sum is σ = 1677115440. Its totient is φ = 439244432.

The previous prime is 918420259. The next prime is 918420319. The reversal of 918420268 is 862024819.

It is a self number, because there is not a number n which added to its sum of digits gives 918420268.

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, 4991323 + ... + 4991506.

It is an arithmetic number, because the mean of its divisors is an integer number (139759620).

Almost surely, 2^918420268 is an apocalyptic number.

It is an amenable number.

918420268 is a deficient number, since it is larger than the sum of its proper divisors (758695172).

918420268 is a wasteful number, since it uses less digits than its factorization.

918420268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9982856 (or 9982854 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 918420268 is about 30305.4494769505. The cubic root of 918420268 is about 972.0318298665.

The spelling of 918420268 in words is "nine hundred eighteen million, four hundred twenty thousand, two hundred sixty-eight".