3642704287 has 2 divisors, whose sum is σ = 3642704288. Its totient is φ = 3642704286.

The previous prime is 3642704269. The next prime is 3642704333. The reversal of 3642704287 is 7824072463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3642704287 - 2²³ = 3634315679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3642704227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821352143 + 1821352144.

It is an arithmetic number, because the mean of its divisors is an integer number (1821352144).

Almost surely, 2^3642704287 is an apocalyptic number.

3642704287 is a deficient number, since it is larger than the sum of its proper divisors (1).

3642704287 is an equidigital number, since it uses as much as digits as its factorization.

3642704287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 43.

The square root of 3642704287 is about 60354.8199152313. The cubic root of 3642704287 is about 1538.6551883507.

The spelling of 3642704287 in words is "three billion, six hundred forty-two million, seven hundred four thousand, two hundred eighty-seven".