820746802 has 8 divisors (see below), whose sum is σ = 1264393836. Its totient is φ = 399282192.

The previous prime is 820746799. The next prime is 820746803. The reversal of 820746802 is 208647028.

820746802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 645210801 + 175536001 = 25401^2 + 13249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (820746803) 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, 5545513 + ... + 5545660.

Almost surely, 2^820746802 is an apocalyptic number.

820746802 is a deficient number, since it is larger than the sum of its proper divisors (443647034).

820746802 is a wasteful number, since it uses less digits than its factorization.

820746802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11091212.

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 820746802 is about 28648.6788875159. The cubic root of 820746802 is about 936.2742221644.

The spelling of 820746802 in words is "eight hundred twenty million, seven hundred forty-six thousand, eight hundred two".