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530472609 = 32193102179
BaseRepresentation
bin11111100111100…
…101111010100001
31100222011210121200
4133213211322201
52041300110414
6124345511413
716100641242
oct3747457241
91328153550
10530472609
1125248aa17
121297a2569
1385b94224
1450648cc9
1531887109
hex1f9e5ea1

530472609 has 12 divisors (see below), whose sum is σ = 806566800. Its totient is φ = 335035224.

The previous prime is 530472559. The next prime is 530472619. The reversal of 530472609 is 906274035.

530472609 is a `hidden beast` number, since 5 + 3 + 0 + 47 + 2 + 609 = 666.

It is not a de Polignac number, because 530472609 - 212 = 530468513 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (530472619) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1550919 + ... + 1551260.

It is an arithmetic number, because the mean of its divisors is an integer number (67213900).

Almost surely, 2530472609 is an apocalyptic number.

It is an amenable number.

530472609 is a deficient number, since it is larger than the sum of its proper divisors (276094191).

530472609 is a wasteful number, since it uses less digits than its factorization.

530472609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102204 (or 3102201 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 530472609 is about 23031.9909907937. The cubic root of 530472609 is about 809.5077072619.

The spelling of 530472609 in words is "five hundred thirty million, four hundred seventy-two thousand, six hundred nine".

Divisors: 1 3 9 19 57 171 3102179 9306537 27919611 58941401 176824203 530472609