1918088 has 16 divisors (see below), whose sum is σ = 3786000. Its totient is φ = 908496.

The previous prime is 1918087. The next prime is 1918097. The reversal of 1918088 is 8808191.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1918087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6158 + ... + 6461.

It is an arithmetic number, because the mean of its divisors is an integer number (236625).

2^1918088 is an apocalyptic number.

It is an amenable number.

1918088 is a deficient number, since it is larger than the sum of its proper divisors (1867912).

1918088 is a wasteful number, since it uses less digits than its factorization.

1918088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12644 (or 12640 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 35.

The square root of 1918088 is about 1384.9505406331. The cubic root of 1918088 is about 124.2480293928.

The spelling of 1918088 in words is "one million, nine hundred eighteen thousand, eighty-eight".