6442546 has 16 divisors (see below), whose sum is σ = 10654560. Its totient is φ = 2897280.

The previous prime is 6442531. The next prime is 6442559. The reversal of 6442546 is 6452446.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 625 + ... + 3643.

It is an arithmetic number, because the mean of its divisors is an integer number (665910).

Almost surely, 2^6442546 is an apocalyptic number.

6442546 is a deficient number, since it is larger than the sum of its proper divisors (4212014).

6442546 is a wasteful number, since it uses less digits than its factorization.

6442546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129.

The product of its digits is 23040, while the sum is 31.

The square root of 6442546 is about 2538.2170907942. The cubic root of 6442546 is about 186.0740638485.

The spelling of 6442546 in words is "six million, four hundred forty-two thousand, five hundred forty-six".