2383722421 has 2 divisors, whose sum is σ = 2383722422. Its totient is φ = 2383722420.

The previous prime is 2383722403. The next prime is 2383722479. The reversal of 2383722421 is 1242273832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1987911396 + 395811025 = 44586^2 + 19895^2 .

It is a cyclic number.

It is not a de Polignac number, because 2383722421 - 2⁵ = 2383722389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2383722721) 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 as a sum of consecutive naturals, namely, 1191861210 + 1191861211.

It is an arithmetic number, because the mean of its divisors is an integer number (1191861211).

Almost surely, 2^2383722421 is an apocalyptic number.

It is an amenable number.

2383722421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2383722421 is an equidigital number, since it uses as much as digits as its factorization.

2383722421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 34.

The square root of 2383722421 is about 48823.3798604726. The cubic root of 2383722421 is about 1335.8321568118.

The spelling of 2383722421 in words is "two billion, three hundred eighty-three million, seven hundred twenty-two thousand, four hundred twenty-one".