4303681 has 2 divisors, whose sum is σ = 4303682. Its totient is φ = 4303680.

The previous prime is 4303679. The next prime is 4303723. The reversal of 4303681 is 1863034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4223025 + 80656 = 2055^2 + 284^2 .

It is a cyclic number.

It is not a de Polignac number, because 4303681 - 2¹ = 4303679 is a prime.

It is a super-2 number, since 2×4303681² = 37043340299522, which contains 22 as substring.

Together with 4303679, it forms a pair of twin primes.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4303631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2151840 + 2151841.

It is an arithmetic number, because the mean of its divisors is an integer number (2151841).

Almost surely, 2^4303681 is an apocalyptic number.

It is an amenable number.

4303681 is a deficient number, since it is larger than the sum of its proper divisors (1).

4303681 is an equidigital number, since it uses as much as digits as its factorization.

4303681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4303681 is about 2074.5315133784. The cubic root of 4303681 is about 162.6597214591.

The spelling of 4303681 in words is "four million, three hundred three thousand, six hundred eighty-one".