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1056025 = 5253797
BaseRepresentation
bin100000001110100011001
31222122121001
410001310121
5232243100
634345001
711655535
oct4016431
91878531
101056025
11661453
1242b161
132ac889
141d6bc5
1515cd6a
hex101d19

1056025 has 12 divisors (see below), whose sum is σ = 1335852. Its totient is φ = 827840.

The previous prime is 1056019. The next prime is 1056047. The reversal of 1056025 is 5206501.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1296 + 1054729 = 36^2 + 1027^2 .

It is not a de Polignac number, because 1056025 - 27 = 1055897 is a prime.

It is a super-2 number, since 2×10560252 = 2230377601250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1055993 and 1056011.

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, 927 + ... + 1723.

It is an arithmetic number, because the mean of its divisors is an integer number (111321).

21056025 is an apocalyptic number.

It is an amenable number.

1056025 is a deficient number, since it is larger than the sum of its proper divisors (279827).

1056025 is an equidigital number, since it uses as much as digits as its factorization.

1056025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860 (or 855 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1056025 is about 1027.6307702672. The cubic root of 1056025 is about 101.8336709922.

It can be divided in two parts, 10560 and 25, that added together give a triangular number (10585 = T145).

The spelling of 1056025 in words is "one million, fifty-six thousand, twenty-five".