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4788069 = 3111311161
BaseRepresentation
bin10010010000111101100101
3100000020222220
4102100331211
52211204234
6250342553
755461246
oct22207545
910006886
104788069
112780390
12172aa59
13cb84a0
148c8ccd
15648a49
hex490f65

4788069 has 16 divisors (see below), whose sum is σ = 7500864. Its totient is φ = 2678400.

The previous prime is 4788061. The next prime is 4788079. The reversal of 4788069 is 9608874.

It is a happy number.

It is not a de Polignac number, because 4788069 - 23 = 4788061 is a prime.

It is a super-2 number, since 2×47880692 = 45851209497522, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4788069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4788061) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5152 + ... + 6009.

It is an arithmetic number, because the mean of its divisors is an integer number (468804).

Almost surely, 24788069 is an apocalyptic number.

It is an amenable number.

4788069 is a deficient number, since it is larger than the sum of its proper divisors (2712795).

4788069 is a wasteful number, since it uses less digits than its factorization.

4788069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11188.

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 4788069 is about 2188.1656701447. The cubic root of 4788069 is about 168.5466532788.

The spelling of 4788069 in words is "four million, seven hundred eighty-eight thousand, sixty-nine".

Divisors: 1 3 11 13 33 39 143 429 11161 33483 122771 145093 368313 435279 1596023 4788069