284725723 has 2 divisors, whose sum is σ = 284725724. Its totient is φ = 284725722.

The previous prime is 284725703. The next prime is 284725757. The reversal of 284725723 is 327527482.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-284725723 is a prime.

It is not a weakly prime, because it can be changed into another prime (284725703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142362861 + 142362862.

It is an arithmetic number, because the mean of its divisors is an integer number (142362862).

Almost surely, 2^284725723 is an apocalyptic number.

284725723 is a deficient number, since it is larger than the sum of its proper divisors (1).

284725723 is an equidigital number, since it uses as much as digits as its factorization.

284725723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 188160, while the sum is 40.

The square root of 284725723 is about 16873.8176770996. The cubic root of 284725723 is about 657.8732606667.

The spelling of 284725723 in words is "two hundred eighty-four million, seven hundred twenty-five thousand, seven hundred twenty-three".