6220381407 has 4 divisors (see below), whose sum is σ = 8293841880. Its totient is φ = 4146920936.

The previous prime is 6220381403. The next prime is 6220381421. The reversal of 6220381407 is 7041830226.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6220381407 - 2² = 6220381403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6220381403) 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, 1036730232 + ... + 1036730237.

It is an arithmetic number, because the mean of its divisors is an integer number (2073460470).

Almost surely, 2^6220381407 is an apocalyptic number.

6220381407 is a deficient number, since it is larger than the sum of its proper divisors (2073460473).

6220381407 is a wasteful number, since it uses less digits than its factorization.

6220381407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073460472.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 6220381407 is about 78869.3946154020. The cubic root of 6220381407 is about 1839.1013853063.

The spelling of 6220381407 in words is "six billion, two hundred twenty million, three hundred eighty-one thousand, four hundred seven".