918466 has 4 divisors (see below), whose sum is σ = 1377702. Its totient is φ = 459232.

The previous prime is 918443. The next prime is 918469. The reversal of 918466 is 664819.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 664819 = 17 ⋅39107.

It can be written as a sum of positive squares in only one way, i.e., 848241 + 70225 = 921^2 + 265^2 .

It is not an unprimeable number, because it can be changed into a prime (918469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229615 + ... + 229618.

2⁹¹⁸⁴⁶⁶ is an apocalyptic number.

918466 is a deficient number, since it is larger than the sum of its proper divisors (459236).

918466 is a wasteful number, since it uses less digits than its factorization.

918466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459235.

The product of its digits is 10368, while the sum is 34.

The square root of 918466 is about 958.3663182729. The cubic root of 918466 is about 97.2047963447.

The spelling of 918466 in words is "nine hundred eighteen thousand, four hundred sixty-six".