5656429 has 4 divisors (see below), whose sum is σ = 5666940. Its totient is φ = 5645920.

The previous prime is 5656423. The next prime is 5656439. The reversal of 5656429 is 9246565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 260100 + 5396329 = 510^2 + 2323^2 .

It is a cyclic number.

It is not a de Polignac number, because 5656429 - 2⁵ = 5656397 is a prime.

It is a Duffinian number.

5656429 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656423) 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, 4402 + ... + 5539.

It is an arithmetic number, because the mean of its divisors is an integer number (1416735).

Almost surely, 2^5656429 is an apocalyptic number.

It is an amenable number.

5656429 is a deficient number, since it is larger than the sum of its proper divisors (10511).

5656429 is an equidigital number, since it uses as much as digits as its factorization.

5656429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10510.

The product of its digits is 64800, while the sum is 37.

The square root of 5656429 is about 2378.3248306318. The cubic root of 5656429 is about 178.1752786763.

The spelling of 5656429 in words is "five million, six hundred fifty-six thousand, four hundred twenty-nine".