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4672885 = 57219073
BaseRepresentation
bin10001110100110101110101
322210101222211
4101310311311
52144013020
6244053421
754501400
oct21646565
98711884
104672885
112701898
121694271
13c77c29
14898d37
1562485a
hex474d75

4672885 has 12 divisors (see below), whose sum is σ = 6523308. Its totient is φ = 3204096.

The previous prime is 4672883. The next prime is 4672891. The reversal of 4672885 is 5882764.

It can be written as a sum of positive squares in 2 ways, for example, as 636804 + 4036081 = 798^2 + 2009^2 .

It is not a de Polignac number, because 4672885 - 21 = 4672883 is a prime.

It is a Duffinian number.

4672885 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4672883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9292 + ... + 9781.

It is an arithmetic number, because the mean of its divisors is an integer number (543609).

Almost surely, 24672885 is an apocalyptic number.

It is an amenable number.

4672885 is a deficient number, since it is larger than the sum of its proper divisors (1850423).

4672885 is a wasteful number, since it uses less digits than its factorization.

4672885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19092 (or 19085 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 4672885 is about 2161.6856848302. The cubic root of 4672885 is about 167.1841228828.

The spelling of 4672885 in words is "four million, six hundred seventy-two thousand, eight hundred eighty-five".

Divisors: 1 5 7 35 49 245 19073 95365 133511 667555 934577 4672885