5642783 has 2 divisors, whose sum is σ = 5642784. Its totient is φ = 5642782.

The previous prime is 5642743. The next prime is 5642801. The reversal of 5642783 is 3872465.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5642783 - 2¹⁴ = 5626399 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5642743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821391 + 2821392.

It is an arithmetic number, because the mean of its divisors is an integer number (2821392).

Almost surely, 2^5642783 is an apocalyptic number.

5642783 is a deficient number, since it is larger than the sum of its proper divisors (1).

5642783 is an equidigital number, since it uses as much as digits as its factorization.

5642783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 5642783 is about 2375.4542723446. The cubic root of 5642783 is about 178.0318820979.

The spelling of 5642783 in words is "five million, six hundred forty-two thousand, seven hundred eighty-three".