797969787 has 8 divisors (see below), whose sum is σ = 1092715536. Its totient is φ = 517601952.

The previous prime is 797969773. The next prime is 797969801. The reversal of 797969787 is 787969797.

It is an interprime number because it is at equal distance from previous prime (797969773) and next prime (797969801).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 797969787 - 2¹⁶ = 797904251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (797969747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3594348 + ... + 3594569.

It is an arithmetic number, because the mean of its divisors is an integer number (136589442).

Almost surely, 2^797969787 is an apocalyptic number.

797969787 is a deficient number, since it is larger than the sum of its proper divisors (294745749).

797969787 is a wasteful number, since it uses less digits than its factorization.

797969787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7188957.

The product of its digits is 84015792, while the sum is 69.

The square root of 797969787 is about 28248.3590142861. The cubic root of 797969787 is about 927.5318169957.

The spelling of 797969787 in words is "seven hundred ninety-seven million, nine hundred sixty-nine thousand, seven hundred eighty-seven".