9623401 has 2 divisors, whose sum is σ = 9623402. Its totient is φ = 9623400.

The previous prime is 9623399. The next prime is 9623413. The reversal of 9623401 is 1043269.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9603801 + 19600 = 3099^2 + 140^2 .

It is a cyclic number.

It is not a de Polignac number, because 9623401 - 2¹ = 9623399 is a prime.

Together with 9623399, it forms a pair of twin primes.

9623401 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9623461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4811700 + 4811701.

It is an arithmetic number, because the mean of its divisors is an integer number (4811701).

Almost surely, 2^9623401 is an apocalyptic number.

It is an amenable number.

9623401 is a deficient number, since it is larger than the sum of its proper divisors (1).

9623401 is an equidigital number, since it uses as much as digits as its factorization.

9623401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 9623401 is about 3102.1606986099. The cubic root of 9623401 is about 212.7042631072.

The spelling of 9623401 in words is "nine million, six hundred twenty-three thousand, four hundred one".