6624426001 has 4 divisors (see below), whose sum is σ = 6633177652. Its totient is φ = 6615674352.

The previous prime is 6624425993. The next prime is 6624426041. The reversal of 6624426001 is 1006244266.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1449781776 + 5174644225 = 38076^2 + 71935^2 .

It is a cyclic number.

It is not a de Polignac number, because 6624426001 - 2³ = 6624425993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6624426041) 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, 4374690 + ... + 4376203.

It is an arithmetic number, because the mean of its divisors is an integer number (1658294413).

Almost surely, 2^6624426001 is an apocalyptic number.

It is an amenable number.

6624426001 is a deficient number, since it is larger than the sum of its proper divisors (8751651).

6624426001 is an equidigital number, since it uses as much as digits as its factorization.

6624426001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8751650.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 6624426001 is about 81390.5768562922. The cubic root of 6624426001 is about 1878.0886339272.

The spelling of 6624426001 in words is "six billion, six hundred twenty-four million, four hundred twenty-six thousand, one".