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4487057 = 67193347
BaseRepresentation
bin10001000111011110010001
322102222002022
4101013132101
52122041212
6240101225
753065541
oct21073621
98388068
104487057
112595213
121604815
13c11483
1484b321
155d9772
hex447791

4487057 has 8 divisors (see below), whose sum is σ = 4590816. Its totient is φ = 4384512.

The previous prime is 4487053. The next prime is 4487089. The reversal of 4487057 is 7507844.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4487057 - 22 = 4487053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4487051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12758 + ... + 13104.

It is an arithmetic number, because the mean of its divisors is an integer number (573852).

Almost surely, 24487057 is an apocalyptic number.

It is an amenable number.

4487057 is a deficient number, since it is larger than the sum of its proper divisors (103759).

4487057 is a wasteful number, since it uses less digits than its factorization.

4487057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 4487057 is about 2118.2674524243. The cubic root of 4487057 is about 164.9379258391.

The spelling of 4487057 in words is "four million, four hundred eighty-seven thousand, fifty-seven".

Divisors: 1 67 193 347 12931 23249 66971 4487057