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4742180 = 2251271867
BaseRepresentation
bin10010000101110000100100
322220221001022
4102011300210
52203222210
6245350312
755210412
oct22056044
98827038
104742180
112749963
121708398
13ca0631
148b62b2
1563a155
hex485c24

4742180 has 24 divisors (see below), whose sum is σ = 10042368. Its totient is φ = 1880928.

The previous prime is 4742173. The next prime is 4742189. The reversal of 4742180 is 812474.

It is not an unprimeable number, because it can be changed into a prime (4742189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1607 + ... + 3473.

It is an arithmetic number, because the mean of its divisors is an integer number (418432).

Almost surely, 24742180 is an apocalyptic number.

It is an amenable number.

4742180 is an abundant number, since it is smaller than the sum of its proper divisors (5300188).

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

4742180 is a wasteful number, since it uses less digits than its factorization.

4742180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003 (or 2001 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 4742180 is about 2177.6547017376. The cubic root of 4742180 is about 168.0064717839.

The spelling of 4742180 in words is "four million, seven hundred forty-two thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 127 254 508 635 1270 1867 2540 3734 7468 9335 18670 37340 237109 474218 948436 1185545 2371090 4742180