797507700 has 144 divisors (see below), whose sum is σ = 2555503104. Its totient is φ = 190396800.

The previous prime is 797507677. The next prime is 797507707. The reversal of 797507700 is 7705797.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797507707) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 219297 + ... + 222903.

Almost surely, 2^797507700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 797507700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1277751552).

797507700 is an abundant number, since it is smaller than the sum of its proper divisors (1757995404).

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

797507700 is a wasteful number, since it uses less digits than its factorization.

797507700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702 (or 3695 counting only the distinct ones).

The product of its (nonzero) digits is 108045, while the sum is 42.

The square root of 797507700 is about 28240.1788237964. The cubic root of 797507700 is about 927.3527445716.

The spelling of 797507700 in words is "seven hundred ninety-seven million, five hundred seven thousand, seven hundred".