469847 has 4 divisors (see below), whose sum is σ = 536976. Its totient is φ = 402720.

The previous prime is 469841. The next prime is 469849. The reversal of 469847 is 748964.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-469847 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 469847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469841) 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, 33554 + ... + 33567.

It is an arithmetic number, because the mean of its divisors is an integer number (134244).

2⁴⁶⁹⁸⁴⁷ is an apocalyptic number.

469847 is a deficient number, since it is larger than the sum of its proper divisors (67129).

469847 is an equidigital number, since it uses as much as digits as its factorization.

469847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67128.

The product of its digits is 48384, while the sum is 38.

The square root of 469847 is about 685.4538642389. The cubic root of 469847 is about 77.7413633773.

The spelling of 469847 in words is "four hundred sixty-nine thousand, eight hundred forty-seven".