816282723 has 4 divisors (see below), whose sum is σ = 1088376968. Its totient is φ = 544188480.

The previous prime is 816282703. The next prime is 816282737. The reversal of 816282723 is 327282618.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 816282723 - 2¹⁰ = 816281699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (816282703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136047118 + ... + 136047123.

It is an arithmetic number, because the mean of its divisors is an integer number (272094242).

Almost surely, 2^816282723 is an apocalyptic number.

816282723 is a deficient number, since it is larger than the sum of its proper divisors (272094245).

816282723 is a wasteful number, since it uses less digits than its factorization.

816282723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272094244.

The product of its digits is 64512, while the sum is 39.

The square root of 816282723 is about 28570.6619279288. The cubic root of 816282723 is about 934.5736559867.

The spelling of 816282723 in words is "eight hundred sixteen million, two hundred eighty-two thousand, seven hundred twenty-three".