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415225 = 5217977
BaseRepresentation
bin1100101010111111001
3210002120201
41211113321
5101241400
612522201
73346366
oct1452771
9702521
10415225
11263a68
12180361
13116cc5
14ab46d
158306a
hex655f9

415225 has 12 divisors (see below), whose sum is σ = 545724. Its totient is φ = 312320.

The previous prime is 415213. The next prime is 415231. The reversal of 415225 is 522514.

It can be written as a sum of positive squares in 6 ways, for example, as 29584 + 385641 = 172^2 + 621^2 .

It is not a de Polignac number, because 415225 - 27 = 415097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64 + ... + 913.

It is an arithmetic number, because the mean of its divisors is an integer number (45477).

2415225 is an apocalyptic number.

It is an amenable number.

415225 is a deficient number, since it is larger than the sum of its proper divisors (130499).

415225 is a wasteful number, since it uses less digits than its factorization.

415225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004 (or 999 counting only the distinct ones).

The product of its digits is 400, while the sum is 19.

The square root of 415225 is about 644.3795465407. The cubic root of 415225 is about 74.6038370089.

Adding to 415225 its reverse (522514), we get a palindrome (937739).

The spelling of 415225 in words is "four hundred fifteen thousand, two hundred twenty-five".