2327905381 has 2 divisors, whose sum is σ = 2327905382. Its totient is φ = 2327905380.

The previous prime is 2327905373. The next prime is 2327905409. The reversal of 2327905381 is 1835097232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2175382881 + 152522500 = 46641^2 + 12350^2 .

It is a cyclic number.

It is not a de Polignac number, because 2327905381 - 2³ = 2327905373 is a prime.

It is a super-2 number, since 2×2327905381² = 10838286925777510322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2327905331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1163952690 + 1163952691.

It is an arithmetic number, because the mean of its divisors is an integer number (1163952691).

Almost surely, 2^2327905381 is an apocalyptic number.

It is an amenable number.

2327905381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2327905381 is an equidigital number, since it uses as much as digits as its factorization.

2327905381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 2327905381 is about 48248.3717963622. The cubic root of 2327905381 is about 1325.3231215752.

The spelling of 2327905381 in words is "two billion, three hundred twenty-seven million, nine hundred five thousand, three hundred eighty-one".