869463 has 24 divisors (see below), whose sum is σ = 1478048. Its totient is φ = 482112.

The previous prime is 869461. The next prime is 869467. The reversal of 869463 is 364968.

869463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 869463 - 2¹ = 869461 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2145 + ... + 2517.

2⁸⁶⁹⁴⁶³ is an apocalyptic number.

869463 is a deficient number, since it is larger than the sum of its proper divisors (608585).

869463 is a wasteful number, since it uses less digits than its factorization.

869463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423 (or 420 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 869463 is about 932.4499986594. The cubic root of 869463 is about 95.4443816018. Note that the first 3 decimals are identical.

The spelling of 869463 in words is "eight hundred sixty-nine thousand, four hundred sixty-three".