826468620 has 48 divisors (see below), whose sum is σ = 2317351680. Its totient is φ = 220083136.

The previous prime is 826468603. The next prime is 826468639. The reversal of 826468620 is 26864628.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35311 + ... + 53849.

It is an arithmetic number, because the mean of its divisors is an integer number (48278160).

Almost surely, 2^826468620 is an apocalyptic number.

It is an amenable number.

826468620 is an abundant number, since it is smaller than the sum of its proper divisors (1490883060).

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

826468620 is a wasteful number, since it uses less digits than its factorization.

826468620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19294 (or 19292 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 826468620 is about 28748.3672579853. The cubic root of 826468620 is about 938.4449238957. Note that the first 3 decimals are identical.

The spelling of 826468620 in words is "eight hundred twenty-six million, four hundred sixty-eight thousand, six hundred twenty".