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4769409 = 31589803
BaseRepresentation
bin10010001100011010000001
322222022101210
4102030122001
52210110114
6250120333
755352661
oct22143201
98868353
104769409
112768367
1217200a9
13cacb48
148c21a1
15643259
hex48c681

4769409 has 4 divisors (see below), whose sum is σ = 6359216. Its totient is φ = 3179604.

The previous prime is 4769377. The next prime is 4769447. The reversal of 4769409 is 9049674.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4769409 - 25 = 4769377 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4769449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794899 + ... + 794904.

It is an arithmetic number, because the mean of its divisors is an integer number (1589804).

Almost surely, 24769409 is an apocalyptic number.

It is an amenable number.

4769409 is a deficient number, since it is larger than the sum of its proper divisors (1589807).

4769409 is a wasteful number, since it uses less digits than its factorization.

4769409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589806.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 4769409 is about 2183.8976624375. The cubic root of 4769409 is about 168.3274156227.

The spelling of 4769409 in words is "four million, seven hundred sixty-nine thousand, four hundred nine".

Divisors: 1 3 1589803 4769409