6446242202 has 4 divisors (see below), whose sum is σ = 9669363306. Its totient is φ = 3223121100.

The previous prime is 6446242181. The next prime is 6446242211. The reversal of 6446242202 is 2022426446.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5674458241 + 771783961 = 75329^2 + 27781^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611560549 + ... + 1611560552.

Almost surely, 2^6446242202 is an apocalyptic number.

6446242202 is a deficient number, since it is larger than the sum of its proper divisors (3223121104).

6446242202 is a wasteful number, since it uses less digits than its factorization.

6446242202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223121103.

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 6446242202 is about 80288.4935840747. The cubic root of 6446242202 is about 1861.0964170034.

Adding to 6446242202 its reverse (2022426446), we get a palindrome (8468668648).

The spelling of 6446242202 in words is "six billion, four hundred forty-six million, two hundred forty-two thousand, two hundred two".