6726090417 has 4 divisors (see below), whose sum is σ = 8968120560. Its totient is φ = 4484060276.

The previous prime is 6726090373. The next prime is 6726090419. The reversal of 6726090417 is 7140906276.

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 a cyclic number.

It is not a de Polignac number, because 6726090417 - 2¹² = 6726086321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6726090419) 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, 1121015067 + ... + 1121015072.

It is an arithmetic number, because the mean of its divisors is an integer number (2242030140).

Almost surely, 2^6726090417 is an apocalyptic number.

It is an amenable number.

6726090417 is a deficient number, since it is larger than the sum of its proper divisors (2242030143).

6726090417 is a wasteful number, since it uses less digits than its factorization.

6726090417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242030142.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 6726090417 is about 82012.7454545938. The cubic root of 6726090417 is about 1887.6475137083.

The spelling of 6726090417 in words is "six billion, seven hundred twenty-six million, ninety thousand, four hundred seventeen".