797456042 has 8 divisors (see below), whose sum is σ = 1228513476. Its totient is φ = 387951552.

The previous prime is 797455969. The next prime is 797456047. The reversal of 797456042 is 240654797.

797456042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 688065361 + 109390681 = 26231^2 + 10459^2 .

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

It is a super-2 number, since 2×797456042² = 1271872277844611528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 797455984 and 797456002.

It is not an unprimeable number, because it can be changed into a prime (797456047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5388143 + ... + 5388290.

Almost surely, 2^797456042 is an apocalyptic number.

797456042 is a deficient number, since it is larger than the sum of its proper divisors (431057434).

797456042 is a wasteful number, since it uses less digits than its factorization.

797456042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10776472.

The product of its (nonzero) digits is 423360, while the sum is 44.

The square root of 797456042 is about 28239.2641901307. The cubic root of 797456042 is about 927.3327212654.

The spelling of 797456042 in words is "seven hundred ninety-seven million, four hundred fifty-six thousand, forty-two".