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16460 = 225823

16460 has 12 divisors (see below), whose sum is σ = 34608. Its totient is φ = 6576.

The previous prime is 16453. The next prime is 16477. The reversal of 16460 is 6461.

Subtracting from 16460 its reverse (6461), we obtain a palindrome (9999).

It is an Ulam number.

It is a nialpdrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 16460.

It is an unprimeable number.

16460 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 in 3 ways as a sum of consecutive naturals, for example, 392 + ... + 431.

It is an arithmetic number, because the mean of its divisors is an integer number (2884).

216460 is an apocalyptic number.

16460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16460 is an abundant number, since it is smaller than the sum of its proper divisors (18148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17304).

16460 is a wasteful number, since it uses less digits than its factorization.

16460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832 (or 830 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 16460 is about 128.2965315198. The cubic root of 16460 is about 25.4376279054.

The spelling of 16460 in words is "sixteen thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 823 1646 3292 4115 8230 16460