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2000725 = 52191419
BaseRepresentation
bin111101000011101010101
310202122110221
413220131111
51003010400
6110514341
723002006
oct7503525
93678427
102000725
1111471a1
128059b1
1355087c
143a11ad
15297c1a
hex1e8755

2000725 has 12 divisors (see below), whose sum is σ = 2499840. Its totient is φ = 1588400.

The previous prime is 2000717. The next prime is 2000731. The reversal of 2000725 is 5270002.

It is a happy number.

It is not a de Polignac number, because 2000725 - 23 = 2000717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2000699 and 2000708.

It is a congruent 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, 4566 + ... + 4984.

It is an arithmetic number, because the mean of its divisors is an integer number (208320).

22000725 is an apocalyptic number.

2000725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2000725 is a deficient number, since it is larger than the sum of its proper divisors (499115).

2000725 is a wasteful number, since it uses less digits than its factorization.

2000725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620 (or 615 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 16.

The square root of 2000725 is about 1414.4698653559. The cubic root of 2000725 is about 126.0073271963.

Adding to 2000725 its reverse (5270002), we get a palindrome (7270727).

The spelling of 2000725 in words is "two million, seven hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 25 191 419 955 2095 4775 10475 80029 400145 2000725