5642999 has 2 divisors, whose sum is σ = 5643000. Its totient is φ = 5642998.

The previous prime is 5642977. The next prime is 5643041. The reversal of 5642999 is 9992465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5642999 - 2⁸ = 5642743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5642909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821499 + 2821500.

It is an arithmetic number, because the mean of its divisors is an integer number (2821500).

Almost surely, 2^5642999 is an apocalyptic number.

5642999 is a deficient number, since it is larger than the sum of its proper divisors (1).

5642999 is an equidigital number, since it uses as much as digits as its factorization.

5642999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The square root of 5642999 is about 2375.4997368975. The cubic root of 5642999 is about 178.0341536955.

The spelling of 5642999 in words is "five million, six hundred forty-two thousand, nine hundred ninety-nine".