797369220 has 36 divisors (see below), whose sum is σ = 2418687180. Its totient is φ = 212631744.

The previous prime is 797369213. The next prime is 797369227. The reversal of 797369220 is 22963797.

It is a happy number.

797369220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (797369213) and next prime (797369227).

It can be written as a sum of positive squares in 2 ways, for example, as 572549184 + 224820036 = 23928^2 + 14994^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (797369227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2214735 + ... + 2215094.

It is an arithmetic number, because the mean of its divisors is an integer number (67185755).

Almost surely, 2^797369220 is an apocalyptic number.

It is an amenable number.

797369220 is an abundant number, since it is smaller than the sum of its proper divisors (1621317960).

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

797369220 is a wasteful number, since it uses less digits than its factorization.

797369220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4429844 (or 4429839 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 797369220 is about 28237.7268915187. The cubic root of 797369220 is about 927.2990659919.

The spelling of 797369220 in words is "seven hundred ninety-seven million, three hundred sixty-nine thousand, two hundred twenty".