2291632601 has 2 divisors, whose sum is σ = 2291632602. Its totient is φ = 2291632600.

The previous prime is 2291632597. The next prime is 2291632633. The reversal of 2291632601 is 1062361922.

It is a happy number.

It is an a-pointer prime, because the next prime (2291632633) can be obtained adding 2291632601 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1722333001 + 569299600 = 41501^2 + 23860^2 .

It is a cyclic number.

It is not a de Polignac number, because 2291632601 - 2² = 2291632597 is a prime.

It is not a weakly prime, because it can be changed into another prime (2291632001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145816300 + 1145816301.

It is an arithmetic number, because the mean of its divisors is an integer number (1145816301).

Almost surely, 2^2291632601 is an apocalyptic number.

It is an amenable number.

2291632601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2291632601 is an equidigital number, since it uses as much as digits as its factorization.

2291632601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 2291632601 is about 47870.9995822105. Note that the first 3 decimals coincide. The cubic root of 2291632601 is about 1318.4034494824.

The spelling of 2291632601 in words is "two billion, two hundred ninety-one million, six hundred thirty-two thousand, six hundred one".