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575940440 = 23536739233
BaseRepresentation
bin100010010101000…
…010011101011000
31111010201210202102
4202111002131120
52134420043230
6133052222532
720162261435
oct4225023530
91433653672
10575940440
11276115639
12140a6aa48
139242377a
14566c2b8c
1535869045
hex22542758

575940440 has 32 divisors (see below), whose sum is σ = 1299430080. Its totient is φ = 229742592.

The previous prime is 575940439. The next prime is 575940473. The reversal of 575940440 is 44049575.

It is a junction number, because it is equal to n+sod(n) for n = 575940394 and 575940403.

It is a congruent number.

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, 4937 + ... + 34296.

It is an arithmetic number, because the mean of its divisors is an integer number (40607190).

Almost surely, 2575940440 is an apocalyptic number.

It is an amenable number.

575940440 is an abundant number, since it is smaller than the sum of its proper divisors (723489640).

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

575940440 is a wasteful number, since it uses less digits than its factorization.

575940440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39611 (or 39607 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 575940440 is about 23998.7591345886. The cubic root of 575940440 is about 832.0048500395.

The spelling of 575940440 in words is "five hundred seventy-five million, nine hundred forty thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 367 734 1468 1835 2936 3670 7340 14680 39233 78466 156932 196165 313864 392330 784660 1569320 14398511 28797022 57594044 71992555 115188088 143985110 287970220 575940440