6340204023 has 16 divisors (see below), whose sum is σ = 8627907456. Its totient is φ = 4139925920.

The previous prime is 6340204019. The next prime is 6340204033. The reversal of 6340204023 is 3204020436.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6340204023 - 2² = 6340204019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6340203984 and 6340204002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6340204033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59368 + ... + 127298.

It is an arithmetic number, because the mean of its divisors is an integer number (539244216).

Almost surely, 2^6340204023 is an apocalyptic number.

6340204023 is a deficient number, since it is larger than the sum of its proper divisors (2287703433).

6340204023 is a wasteful number, since it uses less digits than its factorization.

6340204023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68574.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 6340204023 is about 79625.3981026155. The cubic root of 6340204023 is about 1850.8351742103.

Adding to 6340204023 its reverse (3204020436), we get a palindrome (9544224459).

The spelling of 6340204023 in words is "six billion, three hundred forty million, two hundred four thousand, twenty-three".