797534997 has 16 divisors (see below), whose sum is σ = 1221466752. Its totient is φ = 453418560.

The previous prime is 797534989. The next prime is 797535007. The reversal of 797534997 is 799435797.

It is a happy number.

It is not a de Polignac number, because 797534997 - 2³ = 797534989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 797534997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797534917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92254 + ... + 100527.

It is an arithmetic number, because the mean of its divisors is an integer number (76341672).

Almost surely, 2^797534997 is an apocalyptic number.

It is an amenable number.

797534997 is a deficient number, since it is larger than the sum of its proper divisors (423931755).

797534997 is a wasteful number, since it uses less digits than its factorization.

797534997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192988.

The product of its digits is 15002820, while the sum is 60.

The square root of 797534997 is about 28240.6621204249. The cubic root of 797534997 is about 927.3633248912.

The spelling of 797534997 in words is "seven hundred ninety-seven million, five hundred thirty-four thousand, nine hundred ninety-seven".