2622640101 has 4 divisors (see below), whose sum is σ = 3496853472. Its totient is φ = 1748426732.

The previous prime is 2622640081. The next prime is 2622640123. The reversal of 2622640101 is 1010462262.

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 2622640101 - 2⁷ = 2622639973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622640001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437106681 + ... + 437106686.

It is an arithmetic number, because the mean of its divisors is an integer number (874213368).

Almost surely, 2^2622640101 is an apocalyptic number.

It is an amenable number.

2622640101 is a deficient number, since it is larger than the sum of its proper divisors (874213371).

2622640101 is an equidigital number, since it uses as much as digits as its factorization.

2622640101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874213370.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2622640101 is about 51211.7183953048. The cubic root of 2622640101 is about 1379.0485812404.

The spelling of 2622640101 in words is "two billion, six hundred twenty-two million, six hundred forty thousand, one hundred one".