846466 has 4 divisors (see below), whose sum is σ = 1269702. Its totient is φ = 423232.

The previous prime is 846457. The next prime is 846487. The reversal of 846466 is 664648.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 511225 + 335241 = 715^2 + 579^2 .

It is a super-3 number, since 3×846466³ = 1819490574633368088, which contains 333 as substring.

It is an unprimeable number.

846466 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211615 + ... + 211618.

2⁸⁴⁶⁴⁶⁶ is an apocalyptic number.

846466 is a deficient number, since it is larger than the sum of its proper divisors (423236).

846466 is a wasteful number, since it uses less digits than its factorization.

846466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423235.

The product of its digits is 27648, while the sum is 34.

The square root of 846466 is about 920.0358688660. The cubic root of 846466 is about 94.5953611249.

Subtracting from 846466 its product of digits (27648), we obtain a palindrome (818818).

The spelling of 846466 in words is "eight hundred forty-six thousand, four hundred sixty-six".