5420666 has 8 divisors (see below), whose sum is σ = 8320224. Its totient is φ = 2647260.

The previous prime is 5420633. The next prime is 5420669. The reversal of 5420666 is 6660245.

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

It is not an unprimeable number, because it can be changed into a prime (5420669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31430 + ... + 31601.

It is an arithmetic number, because the mean of its divisors is an integer number (1040028).

Almost surely, 2^5420666 is an apocalyptic number.

5420666 is a deficient number, since it is larger than the sum of its proper divisors (2899558).

5420666 is a wasteful number, since it uses less digits than its factorization.

5420666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63076.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 5420666 is about 2328.2323767184. The cubic root of 5420666 is about 175.6645858766.

The spelling of 5420666 in words is "five million, four hundred twenty thousand, six hundred sixty-six".