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4723025 = 521711113
BaseRepresentation
bin10010000001000101010001
322212221202212
4102001011101
52202114100
6245121505
755100516
oct22010521
98787685
104723025
11273652a
1216b9295
13c949b8
148ad30d
15634635
hex481151

4723025 has 12 divisors (see below), whose sum is σ = 6201612. Its totient is φ = 3555840.

The previous prime is 4723021. The next prime is 4723049. The reversal of 4723025 is 5203274.

It can be written as a sum of positive squares in 6 ways, for example, as 565504 + 4157521 = 752^2 + 2039^2 .

It is not a de Polignac number, because 4723025 - 22 = 4723021 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4723021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5132 + ... + 5981.

It is an arithmetic number, because the mean of its divisors is an integer number (516801).

Almost surely, 24723025 is an apocalyptic number.

It is an amenable number.

4723025 is a deficient number, since it is larger than the sum of its proper divisors (1478587).

4723025 is a wasteful number, since it uses less digits than its factorization.

4723025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11140 (or 11135 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 4723025 is about 2173.2521712862. The cubic root of 4723025 is about 167.7799580469.

Adding to 4723025 its reverse (5203274), we get a palindrome (9926299).

Subtracting 4723025 from its reverse (5203274), we obtain a square (480249 = 6932).

The spelling of 4723025 in words is "four million, seven hundred twenty-three thousand, twenty-five".

Divisors: 1 5 17 25 85 425 11113 55565 188921 277825 944605 4723025