6342315421 has 8 divisors (see below), whose sum is σ = 6830838560. Its totient is φ = 5853885552.

The previous prime is 6342315391. The next prime is 6342315433. The reversal of 6342315421 is 1245132436.

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

It is a cyclic number.

It is not a de Polignac number, because 6342315421 - 2⁷ = 6342315293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6342315821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190786 + ... + 221548.

It is an arithmetic number, because the mean of its divisors is an integer number (853854820).

Almost surely, 2^6342315421 is an apocalyptic number.

It is an amenable number.

6342315421 is a deficient number, since it is larger than the sum of its proper divisors (488523139).

6342315421 is a wasteful number, since it uses less digits than its factorization.

6342315421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46635.

The product of its digits is 17280, while the sum is 31.

The square root of 6342315421 is about 79638.6553188839. The cubic root of 6342315421 is about 1851.0406048219.

Adding to 6342315421 its reverse (1245132436), we get a palindrome (7587447857).

The spelling of 6342315421 in words is "six billion, three hundred forty-two million, three hundred fifteen thousand, four hundred twenty-one".