6446770 has 32 divisors (see below), whose sum is σ = 12804480. Its totient is φ = 2317440.

The previous prime is 6446767. The next prime is 6446771. The reversal of 6446770 is 776446.

It is not an unprimeable number, because it can be changed into a prime (6446771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11046 + ... + 11614.

It is an arithmetic number, because the mean of its divisors is an integer number (400140).

Almost surely, 2^6446770 is an apocalyptic number.

6446770 is a deficient number, since it is larger than the sum of its proper divisors (6357710).

6446770 is a wasteful number, since it uses less digits than its factorization.

6446770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 6446770 is about 2539.0490345797. The cubic root of 6446770 is about 186.1147209187.

The spelling of 6446770 in words is "six million, four hundred forty-six thousand, seven hundred seventy".