4666342421 has 8 divisors (see below), whose sum is σ = 5026582680. Its totient is φ = 4306286592.

The previous prime is 4666342403. The next prime is 4666342423. The reversal of 4666342421 is 1242436664.

It can be written as a sum of positive squares in 4 ways, for example, as 138532900 + 4527809521 = 11770^2 + 67289^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4666342421 - 2²⁶ = 4599233557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4666342423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8885 + ... + 97013.

It is an arithmetic number, because the mean of its divisors is an integer number (628322835).

Almost surely, 2^4666342421 is an apocalyptic number.

It is an amenable number.

4666342421 is a deficient number, since it is larger than the sum of its proper divisors (360240259).

4666342421 is a wasteful number, since it uses less digits than its factorization.

4666342421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92215.

The product of its digits is 165888, while the sum is 38.

The square root of 4666342421 is about 68310.6318298989. The cubic root of 4666342421 is about 1671.0606074220.

The spelling of 4666342421 in words is "four billion, six hundred sixty-six million, three hundred forty-two thousand, four hundred twenty-one".