816293862 has 48 divisors (see below), whose sum is σ = 1942052112. Its totient is φ = 256089600.

The previous prime is 816293861. The next prime is 816293873. The reversal of 816293862 is 268392618.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816293861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41139 + ... + 57662.

It is an arithmetic number, because the mean of its divisors is an integer number (40459419).

Almost surely, 2^816293862 is an apocalyptic number.

816293862 is an abundant number, since it is smaller than the sum of its proper divisors (1125758250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

816293862 is a wasteful number, since it uses less digits than its factorization.

816293862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98835 (or 98823 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 816293862 is about 28570.8568649944. The cubic root of 816293862 is about 934.5779070336.

It can be divided in two parts, 81629 and 3862, that added together give a triangular number (85491 = T₄₁₃).

The spelling of 816293862 in words is "eight hundred sixteen million, two hundred ninety-three thousand, eight hundred sixty-two".