797391000 has 256 divisors, whose sum is σ = 3159936000. Its totient is φ = 182217600.

The previous prime is 797390999. The next prime is 797391017. The reversal of 797391000 is 193797.

797391000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 186891 + ... + 191109.

It is an arithmetic number, because the mean of its divisors is an integer number (12343500).

Almost surely, 2^797391000 is an apocalyptic number.

797391000 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 797391000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1579968000).

797391000 is an abundant number, since it is smaller than the sum of its proper divisors (2362545000).

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

797391000 is a wasteful number, since it uses less digits than its factorization.

797391000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4256 (or 4236 counting only the distinct ones).

The product of its (nonzero) digits is 11907, while the sum is 36.

The square root of 797391000 is about 28238.1125431570. The cubic root of 797391000 is about 927.3075089187.

The spelling of 797391000 in words is "seven hundred ninety-seven million, three hundred ninety-one thousand".