820733496 has 32 divisors (see below), whose sum is σ = 2238364800. Its totient is φ = 248707040.

The previous prime is 820733479. The next prime is 820733509. The reversal of 820733496 is 694337028.

820733496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554156 + ... + 1554683.

It is an arithmetic number, because the mean of its divisors is an integer number (69948900).

Almost surely, 2^820733496 is an apocalyptic number.

It is an amenable number.

820733496 is an abundant number, since it is smaller than the sum of its proper divisors (1417631304).

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

820733496 is a wasteful number, since it uses less digits than its factorization.

820733496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3108859 (or 3108855 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 820733496 is about 28648.4466594613. The cubic root of 820733496 is about 936.2691624910.

The spelling of 820733496 in words is "eight hundred twenty million, seven hundred thirty-three thousand, four hundred ninety-six".