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530575 = 52191117
BaseRepresentation
bin10000001100010001111
3222221210221
42001202033
5113434300
615212211
74336603
oct2014217
9887727
10530575
113326a1
12217067
13157666
14db503
15a731a
hex8188f

530575 has 12 divisors (see below), whose sum is σ = 693160. Its totient is φ = 401760.

The previous prime is 530567. The next prime is 530597. The reversal of 530575 is 575035.

It is a happy number.

It is not a de Polignac number, because 530575 - 23 = 530567 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

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

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, 84 + ... + 1033.

2530575 is an apocalyptic number.

530575 is a deficient number, since it is larger than the sum of its proper divisors (162585).

530575 is a wasteful number, since it uses less digits than its factorization.

530575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 25.

The square root of 530575 is about 728.4057934970. The cubic root of 530575 is about 80.9559787219.

The spelling of 530575 in words is "five hundred thirty thousand, five hundred seventy-five".

Divisors: 1 5 19 25 95 475 1117 5585 21223 27925 106115 530575