1918104 has 32 divisors (see below), whose sum is σ = 4830000. Its totient is φ = 634752.

The previous prime is 1918097. The next prime is 1918121. The reversal of 1918104 is 4018191.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5322 + ... + 5670.

2^1918104 is an apocalyptic number.

It is an amenable number.

1918104 is an abundant number, since it is smaller than the sum of its proper divisors (2911896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1918104 is a wasteful number, since it uses less digits than its factorization.

1918104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587 (or 583 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 1918104 is about 1384.9563170006. The cubic root of 1918104 is about 124.2483748693.

The spelling of 1918104 in words is "one million, nine hundred eighteen thousand, one hundred four".