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4627081 = 16328387
BaseRepresentation
bin10001101001101010001001
322201002011101
4101221222021
52141031311
6243101401
754221014
oct21515211
98632141
104627081
112680438
121671861
13c60124
1488637b
15615ec1
hex469a89

4627081 has 4 divisors (see below), whose sum is σ = 4655632. Its totient is φ = 4598532.

The previous prime is 4627067. The next prime is 4627121. The reversal of 4627081 is 1807264.

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 4627081 - 219 = 4102793 is a prime.

It is a super-2 number, since 2×46270812 = 42819757161122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4627031) 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, 14031 + ... + 14356.

It is an arithmetic number, because the mean of its divisors is an integer number (1163908).

Almost surely, 24627081 is an apocalyptic number.

It is an amenable number.

4627081 is a deficient number, since it is larger than the sum of its proper divisors (28551).

4627081 is a wasteful number, since it uses less digits than its factorization.

4627081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28550.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 4627081 is about 2151.0650850218. The cubic root of 4627081 is about 166.6360774973.

The spelling of 4627081 in words is "four million, six hundred twenty-seven thousand, eighty-one".

Divisors: 1 163 28387 4627081