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575130 = 235191009
BaseRepresentation
bin10001100011010011010
31002012221010
42030122122
5121401010
620154350
74613523
oct2143232
91065833
10575130
11363116
122389b6
13171a1a
1410d84a
15b5620
hex8c69a

575130 has 32 divisors (see below), whose sum is σ = 1454400. Its totient is φ = 145152.

The previous prime is 575129. The next prime is 575131. The reversal of 575130 is 31575.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (575129) and next prime (575131).

It is a junction number, because it is equal to n+sod(n) for n = 575097 and 575106.

It is not an unprimeable number, because it can be changed into a prime (575131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66 + ... + 1074.

It is an arithmetic number, because the mean of its divisors is an integer number (45450).

2575130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 575130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (727200).

575130 is an abundant number, since it is smaller than the sum of its proper divisors (879270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

575130 is a wasteful number, since it uses less digits than its factorization.

575130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038.

The product of its (nonzero) digits is 525, while the sum is 21.

The square root of 575130 is about 758.3732590222. The cubic root of 575130 is about 83.1614412366.

The spelling of 575130 in words is "five hundred seventy-five thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 1009 2018 3027 5045 6054 10090 15135 19171 30270 38342 57513 95855 115026 191710 287565 575130