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5272164 = 2232146449
BaseRepresentation
bin10100000111001001100100
3100220212001100
4110013021210
52322202124
6305000100
762545512
oct24071144
910825040
105272164
112a81067
121923030
131127931
149b34b2
156e21c9
hex507264

5272164 has 18 divisors (see below), whose sum is σ = 13326950. Its totient is φ = 1757376.

The previous prime is 5272153. The next prime is 5272207. The reversal of 5272164 is 4612725.

It can be written as a sum of positive squares in only one way, i.e., 4875264 + 396900 = 2208^2 + 630^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73189 + ... + 73260.

Almost surely, 25272164 is an apocalyptic number.

It is an amenable number.

5272164 is an abundant number, since it is smaller than the sum of its proper divisors (8054786).

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

5272164 is a wasteful number, since it uses less digits than its factorization.

5272164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146459 (or 146454 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 5272164 is about 2296.1193348779. The cubic root of 5272164 is about 174.0455687229.

Adding to 5272164 its reverse (4612725), we get a palindrome (9884889).

The spelling of 5272164 in words is "five million, two hundred seventy-two thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 146449 292898 439347 585796 878694 1318041 1757388 2636082 5272164