798041391 has 12 divisors (see below), whose sum is σ = 1237778712. Its totient is φ = 456023568.

The previous prime is 798041371. The next prime is 798041393. The reversal of 798041391 is 193140897.

It is a happy number.

It is not a de Polignac number, because 798041391 - 2⁵ = 798041359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798041393) 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, 2714280 + ... + 2714573.

It is an arithmetic number, because the mean of its divisors is an integer number (103148226).

Almost surely, 2^798041391 is an apocalyptic number.

798041391 is a deficient number, since it is larger than the sum of its proper divisors (439737321).

798041391 is a wasteful number, since it uses less digits than its factorization.

798041391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5428870 (or 5428863 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 798041391 is about 28249.6263869100. The cubic root of 798041391 is about 927.5595594837.

The spelling of 798041391 in words is "seven hundred ninety-eight million, forty-one thousand, three hundred ninety-one".