9405401 has 2 divisors, whose sum is σ = 9405402. Its totient is φ = 9405400.

The previous prime is 9405391. The next prime is 9405419. The reversal of 9405401 is 1045049.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8549776 + 855625 = 2924^2 + 925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9405401 is a prime.

It is not a weakly prime, because it can be changed into another prime (9405421) 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, 4702700 + 4702701.

It is an arithmetic number, because the mean of its divisors is an integer number (4702701).

Almost surely, 2^9405401 is an apocalyptic number.

It is an amenable number.

9405401 is a deficient number, since it is larger than the sum of its proper divisors (1).

9405401 is an equidigital number, since it uses as much as digits as its factorization.

9405401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 9405401 is about 3066.8226228460. The cubic root of 9405401 is about 211.0858421484.

The spelling of 9405401 in words is "nine million, four hundred five thousand, four hundred one".