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6632425 = 521913963
BaseRepresentation
bin11001010011001111101001
3110110221222101
4121103033221
53144214200
6354053401
7110242342
oct31231751
913427871
106632425
113820048
12227a261
1314b2b17
14c490c9
158b026a
hex6533e9

6632425 has 12 divisors (see below), whose sum is σ = 8657680. Its totient is φ = 5026320.

The previous prime is 6632413. The next prime is 6632429. The reversal of 6632425 is 5242366.

It is a happy number.

It is not a de Polignac number, because 6632425 - 25 = 6632393 is a prime.

It is a super-2 number, since 2×66324252 = 87978122761250, which contains 22 as substring.

6632425 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6632393 and 6632402.

It is not an unprimeable number, because it can be changed into a prime (6632429) 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, 6507 + ... + 7456.

Almost surely, 26632425 is an apocalyptic number.

It is an amenable number.

6632425 is a deficient number, since it is larger than the sum of its proper divisors (2025255).

6632425 is a wasteful number, since it uses less digits than its factorization.

6632425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13992 (or 13987 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 6632425 is about 2575.3494908459. The cubic root of 6632425 is about 187.8844260979.

The spelling of 6632425 in words is "six million, six hundred thirty-two thousand, four hundred twenty-five".

Divisors: 1 5 19 25 95 475 13963 69815 265297 349075 1326485 6632425