4666445 has 8 divisors (see below), whose sum is σ = 6399744. Its totient is φ = 3199824.

The previous prime is 4666433. The next prime is 4666463. The reversal of 4666445 is 5446664.

4666445 = 348² + 349² + ... + 382².

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 4666445 - 2¹² = 4662349 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 133327 = 4666445 / (4 + 6 + 6 + 6 + 4 + 4 + 5).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 66629 + ... + 66698.

It is an arithmetic number, because the mean of its divisors is an integer number (799968).

Almost surely, 2^4666445 is an apocalyptic number.

It is an amenable number.

4666445 is a deficient number, since it is larger than the sum of its proper divisors (1733299).

4666445 is a wasteful number, since it uses less digits than its factorization.

4666445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133339.

The product of its digits is 69120, while the sum is 35.

The square root of 4666445 is about 2160.1955929962. The cubic root of 4666445 is about 167.1072852163.

The spelling of 4666445 in words is "four million, six hundred sixty-six thousand, four hundred forty-five".