6419442306 has 8 divisors (see below), whose sum is σ = 12838884624. Its totient is φ = 2139814100.

The previous prime is 6419442259. The next prime is 6419442307. The reversal of 6419442306 is 6032449146.

It is a sphenic number, since it is the product of 3 distinct primes.

6419442306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (6419442307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534953520 + ... + 534953531.

It is an arithmetic number, because the mean of its divisors is an integer number (1604860578).

Almost surely, 2^6419442306 is an apocalyptic number.

6419442306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6419442306 is a wasteful number, since it uses less digits than its factorization.

6419442306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069907056.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 6419442306 is about 80121.4222664576. The cubic root of 6419442306 is about 1858.5136993258.

The spelling of 6419442306 in words is "six billion, four hundred nineteen million, four hundred forty-two thousand, three hundred six".