736645001 has 2 divisors, whose sum is σ = 736645002. Its totient is φ = 736645000.

The previous prime is 736644973. The next prime is 736645061. The reversal of 736645001 is 100546637.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453732601 + 282912400 = 21301^2 + 16820^2 .

It is a cyclic number.

It is not a de Polignac number, because 736645001 - 2¹⁴ = 736628617 is a prime.

It is not a weakly prime, because it can be changed into another prime (736645061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 368322500 + 368322501.

It is an arithmetic number, because the mean of its divisors is an integer number (368322501).

Almost surely, 2^736645001 is an apocalyptic number.

It is an amenable number.

736645001 is a deficient number, since it is larger than the sum of its proper divisors (1).

736645001 is an equidigital number, since it uses as much as digits as its factorization.

736645001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 736645001 is about 27141.2048553486. The cubic root of 736645001 is about 903.1351569217.

The spelling of 736645001 in words is "seven hundred thirty-six million, six hundred forty-five thousand, one".