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48669 = 316223
BaseRepresentation
bin1011111000011101
32110202120
423320131
53024134
61013153
7261615
oct137035
973676
1048669
1133625
12241b9
13191ca
1413a45
15e649
hexbe1d

48669 has 4 divisors (see below), whose sum is σ = 64896. Its totient is φ = 32444.

The previous prime is 48661. The next prime is 48673. The reversal of 48669 is 96684.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48669 - 23 = 48661 is a prime.

It is a super-2 number, since 2×486692 = 4737343122, which contains 22 as substring.

It is a D-number.

48669 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 48669.

It is not an unprimeable number, because it can be changed into a prime (48661) 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, 8109 + ... + 8114.

It is an arithmetic number, because the mean of its divisors is an integer number (16224).

248669 is an apocalyptic number.

It is an amenable number.

48669 is a deficient number, since it is larger than the sum of its proper divisors (16227).

48669 is a wasteful number, since it uses less digits than its factorization.

48669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16226.

The product of its digits is 10368, while the sum is 33.

The square root of 48669 is about 220.6105165218. The cubic root of 48669 is about 36.5104742567.

It can be divided in two parts, 486 and 69, that added together give a palindrome (555).

The spelling of 48669 in words is "forty-eight thousand, six hundred sixty-nine".

Divisors: 1 3 16223 48669