6467442349 has 4 divisors (see below), whose sum is σ = 6478769440. Its totient is φ = 6456115260.

The previous prime is 6467442341. The next prime is 6467442437. The reversal of 6467442349 is 9432447646.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6467442349 - 2³ = 6467442341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6467442341) 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, 5662689 + ... + 5663830.

It is an arithmetic number, because the mean of its divisors is an integer number (1619692360).

Almost surely, 2^6467442349 is an apocalyptic number.

It is an amenable number.

6467442349 is a deficient number, since it is larger than the sum of its proper divisors (11327091).

6467442349 is a wasteful number, since it uses less digits than its factorization.

6467442349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11327090.

The product of its digits is 3483648, while the sum is 49.

The square root of 6467442349 is about 80420.4100275546. The cubic root of 6467442349 is about 1863.1344179551.

The spelling of 6467442349 in words is "six billion, four hundred sixty-seven million, four hundred forty-two thousand, three hundred forty-nine".