4709428 has 12 divisors (see below), whose sum is σ = 8323812. Its totient is φ = 2331200.

The previous prime is 4709423. The next prime is 4709429. The reversal of 4709428 is 8249074.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4088484 + 620944 = 2022^2 + 788^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4709393 and 4709402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4709423) 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, 5425 + ... + 6232.

It is an arithmetic number, because the mean of its divisors is an integer number (693651).

Almost surely, 2^4709428 is an apocalyptic number.

It is an amenable number.

4709428 is a deficient number, since it is larger than the sum of its proper divisors (3614384).

4709428 is a wasteful number, since it uses less digits than its factorization.

4709428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11762 (or 11760 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 4709428 is about 2170.1216555760. The cubic root of 4709428 is about 167.6187974352.

The spelling of 4709428 in words is "four million, seven hundred nine thousand, four hundred twenty-eight".