5666434 has 8 divisors (see below), whose sum is σ = 8516988. Its totient is φ = 2827440.

The previous prime is 5666431. The next prime is 5666443. The reversal of 5666434 is 4346665.

It can be written as a sum of positive squares in 2 ways, for example, as 5546025 + 120409 = 2355^2 + 347^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 5666434.

It is not an unprimeable number, because it can be changed into a prime (5666431) 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 3 ways as a sum of consecutive naturals, for example, 1537 + ... + 3700.

Almost surely, 2^5666434 is an apocalyptic number.

5666434 is a deficient number, since it is larger than the sum of its proper divisors (2850554).

5666434 is a wasteful number, since it uses less digits than its factorization.

5666434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5780.

The product of its digits is 51840, while the sum is 34.

The square root of 5666434 is about 2380.4272725710. The cubic root of 5666434 is about 178.2802679818.

The spelling of 5666434 in words is "five million, six hundred sixty-six thousand, four hundred thirty-four".