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575230440 = 23354793587
BaseRepresentation
bin100010010010010…
…101000111101000
31111002101201211010
4202102111013220
52134224333230
6133025103520
720153243451
oct4222250750
91432351733
10575230440
11275780164
12140787ba0
1392235555
145657a128
15357789b0
hex224951e8

575230440 has 32 divisors (see below), whose sum is σ = 1725691680. Its totient is φ = 153394752.

The previous prime is 575230417. The next prime is 575230459. The reversal of 575230440 is 44032575.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 575230398 and 575230407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2396674 + ... + 2396913.

It is an arithmetic number, because the mean of its divisors is an integer number (53927865).

Almost surely, 2575230440 is an apocalyptic number.

It is an amenable number.

575230440 is an abundant number, since it is smaller than the sum of its proper divisors (1150461240).

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

575230440 is a wasteful number, since it uses less digits than its factorization.

575230440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4793601 (or 4793597 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 575230440 is about 23983.9621413977. The cubic root of 575230440 is about 831.6628202565.

The spelling of 575230440 in words is "five hundred seventy-five million, two hundred thirty thousand, four hundred forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 4793587 9587174 14380761 19174348 23967935 28761522 38348696 47935870 57523044 71903805 95871740 115046088 143807610 191743480 287615220 575230440