813028622 has 8 divisors (see below), whose sum is σ = 1393763376. Its totient is φ = 348440832.

The previous prime is 813028589. The next prime is 813028631. The reversal of 813028622 is 226820318.

813028622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×813028622² = 1322031080382437768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29036723 + ... + 29036750.

It is an arithmetic number, because the mean of its divisors is an integer number (174220422).

Almost surely, 2^813028622 is an apocalyptic number.

813028622 is a deficient number, since it is larger than the sum of its proper divisors (580734754).

813028622 is a wasteful number, since it uses less digits than its factorization.

813028622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58073482.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 813028622 is about 28513.6567630320. The cubic root of 813028622 is about 933.3301132825.

The spelling of 813028622 in words is "eight hundred thirteen million, twenty-eight thousand, six hundred twenty-two".