797798530 has 16 divisors (see below), whose sum is σ = 1438994880. Its totient is φ = 318462192.

The previous prime is 797798513. The next prime is 797798549. The reversal of 797798530 is 35897797.

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, 77040 + ... + 86779.

It is an arithmetic number, because the mean of its divisors is an integer number (89937180).

Almost surely, 2^797798530 is an apocalyptic number.

797798530 is a deficient number, since it is larger than the sum of its proper divisors (641196350).

797798530 is a wasteful number, since it uses less digits than its factorization.

797798530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164313.

The product of its (nonzero) digits is 3333960, while the sum is 55.

The square root of 797798530 is about 28245.3275782031. The cubic root of 797798530 is about 927.4654578912.

It can be divided in two parts, 7977985 and 30, that added together give a triangular number (7978015 = T₃₉₉₄).

The spelling of 797798530 in words is "seven hundred ninety-seven million, seven hundred ninety-eight thousand, five hundred thirty".