8736401 has 2 divisors, whose sum is σ = 8736402. Its totient is φ = 8736400.

The previous prime is 8736367. The next prime is 8736433. The reversal of 8736401 is 1046378.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7706176 + 1030225 = 2776^2 + 1015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8736401 is a prime.

It is not a weakly prime, because it can be changed into another prime (8736461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4368200 + 4368201.

It is an arithmetic number, because the mean of its divisors is an integer number (4368201).

Almost surely, 2^8736401 is an apocalyptic number.

It is an amenable number.

8736401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8736401 is an equidigital number, since it uses as much as digits as its factorization.

8736401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 8736401 is about 2955.7403471888. The cubic root of 8736401 is about 205.9574565741.

The spelling of 8736401 in words is "eight million, seven hundred thirty-six thousand, four hundred one".