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4780235 = 52413967
BaseRepresentation
bin10010001111000011001011
322222212020202
4102033003023
52210431420
6250242415
755426355
oct22170313
98885222
104780235
112775509
12172640b
13cb4a55
148c60d5
15646575
hex48f0cb

4780235 has 8 divisors (see below), whose sum is σ = 5761536. Its totient is φ = 3807360.

The previous prime is 4780201. The next prime is 4780241. The reversal of 4780235 is 5320874.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4780235 - 28 = 4779979 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 4780198 and 4780207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 779 + ... + 3188.

It is an arithmetic number, because the mean of its divisors is an integer number (720192).

Almost surely, 24780235 is an apocalyptic number.

4780235 is a deficient number, since it is larger than the sum of its proper divisors (981301).

4780235 is a wasteful number, since it uses less digits than its factorization.

4780235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4213.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 4780235 is about 2186.3748534961. The cubic root of 4780235 is about 168.4546805539.

The spelling of 4780235 in words is "four million, seven hundred eighty thousand, two hundred thirty-five".

Divisors: 1 5 241 1205 3967 19835 956047 4780235