855464 has 16 divisors (see below), whose sum is σ = 1631220. Its totient is φ = 420480.

The previous prime is 855461. The next prime is 855467. The reversal of 855464 is 464558.

It is an interprime number because it is at equal distance from previous prime (855461) and next prime (855467).

It can be written as a sum of positive squares in 2 ways, for example, as 574564 + 280900 = 758^2 + 530^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 855464.

It is not an unprimeable number, because it can be changed into a prime (855461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389 + ... + 1364.

2⁸⁵⁵⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

855464 is a deficient number, since it is larger than the sum of its proper divisors (775756).

855464 is a wasteful number, since it uses less digits than its factorization.

855464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820 (or 1816 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 855464 is about 924.9129688787. The cubic root of 855464 is about 94.9293657777.

The spelling of 855464 in words is "eight hundred fifty-five thousand, four hundred sixty-four".