6361340 has 24 divisors (see below), whose sum is σ = 13940640. Its totient is φ = 2433728.

The previous prime is 6361331. The next prime is 6361343. The reversal of 6361340 is 431636.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6361343) 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, 6455 + ... + 7374.

It is an arithmetic number, because the mean of its divisors is an integer number (580860).

Almost surely, 2^6361340 is an apocalyptic number.

It is an amenable number.

6361340 is an abundant number, since it is smaller than the sum of its proper divisors (7579300).

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

6361340 is a wasteful number, since it uses less digits than its factorization.

6361340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13861 (or 13859 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 6361340 is about 2522.1697008726. The cubic root of 6361340 is about 185.2889567625.

Adding to 6361340 its product of nonzero digits (1296), we get a palindrome (6362636).

Adding to 6361340 its reverse (431636), we get a palindrome (6792976).

The spelling of 6361340 in words is "six million, three hundred sixty-one thousand, three hundred forty".