918934 has 4 divisors (see below), whose sum is σ = 1378404. Its totient is φ = 459466.

The previous prime is 918913. The next prime is 918943. The reversal of 918934 is 439819.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 439819 = 37 ⋅11887.

It is a self number, because there is not a number n which added to its sum of digits gives 918934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229732 + ... + 229735.

It is an arithmetic number, because the mean of its divisors is an integer number (344601).

2⁹¹⁸⁹³⁴ is an apocalyptic number.

918934 is a deficient number, since it is larger than the sum of its proper divisors (459470).

918934 is a wasteful number, since it uses less digits than its factorization.

918934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459469.

The product of its digits is 7776, while the sum is 34.

The square root of 918934 is about 958.6104526866. The cubic root of 918934 is about 97.2213036225.

It can be divided in two parts, 91 and 8934, that added together give a square (9025 = 95²).

The spelling of 918934 in words is "nine hundred eighteen thousand, nine hundred thirty-four".