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325801 = 7261109
BaseRepresentation
bin1001111100010101001
3121112220201
41033202221
540411201
610552201
72524600
oct1174251
9545821
10325801
11202863
12138661
13b53a8
1486a37
1566801
hex4f8a9

325801 has 12 divisors (see below), whose sum is σ = 388740. Its totient is φ = 272160.

The previous prime is 325783. The next prime is 325807. The reversal of 325801 is 108523.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 99225 + 226576 = 315^2 + 476^2 .

It is not a de Polignac number, because 325801 - 25 = 325769 is a prime.

It is a super-2 number, since 2×3258012 = 212292583202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2935 + ... + 3043.

It is an arithmetic number, because the mean of its divisors is an integer number (32395).

2325801 is an apocalyptic number.

It is an amenable number.

325801 is a deficient number, since it is larger than the sum of its proper divisors (62939).

325801 is a wasteful number, since it uses less digits than its factorization.

325801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 325801 is about 570.7898036931. The cubic root of 325801 is about 68.8098806118.

Adding to 325801 its product of nonzero digits (240), we get a square (326041 = 5712).

The spelling of 325801 in words is "three hundred twenty-five thousand, eight hundred one".

Divisors: 1 7 49 61 109 427 763 2989 5341 6649 46543 325801