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4872069 = 3460149
BaseRepresentation
bin10010100101011110000101
3100011112020000
4102211132011
52221401234
6252231513
756261166
oct22453605
910145200
104872069
112828504
12176b599
1310177a7
1490b76d
15663899
hex4a5785

4872069 has 10 divisors (see below), whose sum is σ = 7278150. Its totient is φ = 3247992.

The previous prime is 4872059. The next prime is 4872083. The reversal of 4872069 is 9602784.

4872069 = 22 + 32 + ... + 2442.

It can be written as a sum of positive squares in only one way, i.e., 3744225 + 1127844 = 1935^2 + 1062^2 .

It is not a de Polignac number, because 4872069 - 27 = 4871941 is a prime.

It is a super-2 number, since 2×48720692 = 47474112681522, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4872059) 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 9 ways as a sum of consecutive naturals, for example, 29994 + ... + 30155.

It is an arithmetic number, because the mean of its divisors is an integer number (727815).

Almost surely, 24872069 is an apocalyptic number.

It is an amenable number.

4872069 is a deficient number, since it is larger than the sum of its proper divisors (2406081).

4872069 is an equidigital number, since it uses as much as digits as its factorization.

4872069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60161 (or 60152 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 4872069 is about 2207.2763759892. The cubic root of 4872069 is about 169.5265836604.

It can be divided in two parts, 487 and 2069, that added together give a triangular number (2556 = T71).

The spelling of 4872069 in words is "four million, eight hundred seventy-two thousand, sixty-nine".

Divisors: 1 3 9 27 81 60149 180447 541341 1624023 4872069