6340413 has 4 divisors (see below), whose sum is σ = 8453888. Its totient is φ = 4226940.

The previous prime is 6340409. The next prime is 6340423. The reversal of 6340413 is 3140436.

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 not a de Polignac number, because 6340413 - 2² = 6340409 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6340413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6340403) 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, 1056733 + ... + 1056738.

It is an arithmetic number, because the mean of its divisors is an integer number (2113472).

Almost surely, 2^6340413 is an apocalyptic number.

It is an amenable number.

6340413 is a deficient number, since it is larger than the sum of its proper divisors (2113475).

6340413 is a wasteful number, since it uses less digits than its factorization.

6340413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113474.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 6340413 is about 2518.0176726941. The cubic root of 6340413 is about 185.0855508873.

Adding to 6340413 its reverse (3140436), we get a palindrome (9480849).

The spelling of 6340413 in words is "six million, three hundred forty thousand, four hundred thirteen".