918474 has 16 divisors (see below), whose sum is σ = 1876608. Its totient is φ = 299552.

The previous prime is 918469. The next prime is 918481. The reversal of 918474 is 474819.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Curzon number.

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, 1347 + ... + 1910.

It is an arithmetic number, because the mean of its divisors is an integer number (117288).

2⁹¹⁸⁴⁷⁴ is an apocalyptic number.

918474 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

918474 is an abundant number, since it is smaller than the sum of its proper divisors (958134).

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

918474 is a wasteful number, since it uses less digits than its factorization.

918474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309.

The product of its digits is 8064, while the sum is 33.

The square root of 918474 is about 958.3704920332. The cubic root of 918474 is about 97.2050785675.

The spelling of 918474 in words is "nine hundred eighteen thousand, four hundred seventy-four".