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1082725 = 52723269
BaseRepresentation
bin100001000010101100101
32001000012221
410020111211
5234121400
635112341
712126430
oct4102545
92030187
101082725
1167a516
124426b1
132bba87
14202817
15165c1a
hex108565

1082725 has 24 divisors (see below), whose sum is σ = 1607040. Its totient is φ = 707520.

The previous prime is 1082723. The next prime is 1082729. The reversal of 1082725 is 5272801.

It is not a de Polignac number, because 1082725 - 21 = 1082723 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 1082725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1082723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3891 + ... + 4159.

It is an arithmetic number, because the mean of its divisors is an integer number (66960).

21082725 is an apocalyptic number.

It is an amenable number.

1082725 is a deficient number, since it is larger than the sum of its proper divisors (524315).

1082725 is a wasteful number, since it uses less digits than its factorization.

1082725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 1082725 is about 1040.5407248157. The cubic root of 1082725 is about 102.6847747805.

The spelling of 1082725 in words is "one million, eighty-two thousand, seven hundred twenty-five".

Divisors: 1 5 7 23 25 35 115 161 175 269 575 805 1345 1883 4025 6187 6725 9415 30935 43309 47075 154675 216545 1082725