6443002 has 4 divisors (see below), whose sum is σ = 9664506. Its totient is φ = 3221500.

The previous prime is 6442999. The next prime is 6443011. The reversal of 6443002 is 2003446.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2003446 = 2 ⋅1001723.

It can be written as a sum of positive squares in only one way, i.e., 4372281 + 2070721 = 2091^2 + 1439^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610749 + ... + 1610752.

Almost surely, 2^6443002 is an apocalyptic number.

6443002 is a deficient number, since it is larger than the sum of its proper divisors (3221504).

6443002 is a wasteful number, since it uses less digits than its factorization.

6443002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3221503.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 6443002 is about 2538.3069160368. The cubic root of 6443002 is about 186.0784538196.

Adding to 6443002 its reverse (2003446), we get a palindrome (8446448).

The spelling of 6443002 in words is "six million, four hundred forty-three thousand, two".