8739001 has 2 divisors, whose sum is σ = 8739002. Its totient is φ = 8739000.

The previous prime is 8738963. The next prime is 8739007. The reversal of 8739001 is 1009378.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8549776 + 189225 = 2924^2 + 435^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8739001 is a prime.

It is not a weakly prime, because it can be changed into another prime (8739007) 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, 4369500 + 4369501.

It is an arithmetic number, because the mean of its divisors is an integer number (4369501).

Almost surely, 2^8739001 is an apocalyptic number.

It is an amenable number.

8739001 is a deficient number, since it is larger than the sum of its proper divisors (1).

8739001 is an equidigital number, since it uses as much as digits as its factorization.

8739001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 8739001 is about 2956.1801365952. The cubic root of 8739001 is about 205.9778858971.

The spelling of 8739001 in words is "eight million, seven hundred thirty-nine thousand, one".