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4472487 = 324311153
BaseRepresentation
bin10001000011111010100111
322102020002200
4101003322213
52121104422
6235505543
753005215
oct21037247
98366080
104472487
112585278
1215b82b3
13c07956
14845cb5
155d52ac
hex443ea7

4472487 has 12 divisors (see below), whose sum is σ = 6480864. Its totient is φ = 2972160.

The previous prime is 4472477. The next prime is 4472497. The reversal of 4472487 is 7842744.

4472487 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4472477) and next prime (4472497).

It is not a de Polignac number, because 4472487 - 27 = 4472359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4472437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3303 + ... + 4455.

It is an arithmetic number, because the mean of its divisors is an integer number (540072).

Almost surely, 24472487 is an apocalyptic number.

4472487 is a deficient number, since it is larger than the sum of its proper divisors (2008377).

4472487 is a wasteful number, since it uses less digits than its factorization.

4472487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590 (or 1587 counting only the distinct ones).

The product of its digits is 50176, while the sum is 36.

The square root of 4472487 is about 2114.8255247183. The cubic root of 4472487 is about 164.7592080009.

The spelling of 4472487 in words is "four million, four hundred seventy-two thousand, four hundred eighty-seven".

Divisors: 1 3 9 431 1153 1293 3459 3879 10377 496943 1490829 4472487