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4899220 = 225487503
BaseRepresentation
bin10010101100000110010100
3100012220110121
4102230012110
52223233340
6253001324
756433304
oct22540624
910186417
104899220
112846947
121783244
131026c61
14917604
1566b94a
hex4ac194

4899220 has 24 divisors (see below), whose sum is σ = 10329984. Its totient is φ = 1951776.

The previous prime is 4899217. The next prime is 4899229. The reversal of 4899220 is 229984.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4899229) 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, 9489 + ... + 9991.

It is an arithmetic number, because the mean of its divisors is an integer number (430416).

Almost surely, 24899220 is an apocalyptic number.

It is an amenable number.

4899220 is an abundant number, since it is smaller than the sum of its proper divisors (5430764).

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

4899220 is a wasteful number, since it uses less digits than its factorization.

4899220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 4899220 is about 2213.4181710648. The cubic root of 4899220 is about 169.8409123009.

The spelling of 4899220 in words is "four million, eight hundred ninety-nine thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 487 503 974 1006 1948 2012 2435 2515 4870 5030 9740 10060 244961 489922 979844 1224805 2449610 4899220