798491619 has 6 divisors (see below), whose sum is σ = 1153376796. Its totient is φ = 532327740.

The previous prime is 798491611. The next prime is 798491653. The reversal of 798491619 is 916194897.

798491619 is a `hidden beast` number, since 7 + 98 + 491 + 61 + 9 = 666.

798491619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 798491619 - 2³ = 798491611 is a prime.

It is a super-2 number, since 2×798491619² = 1275177731226482322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (798491611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44360637 + ... + 44360654.

It is an arithmetic number, because the mean of its divisors is an integer number (192229466).

Almost surely, 2^798491619 is an apocalyptic number.

798491619 is a deficient number, since it is larger than the sum of its proper divisors (354885177).

798491619 is a wasteful number, since it uses less digits than its factorization.

798491619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88721297 (or 88721294 counting only the distinct ones).

The product of its digits is 979776, while the sum is 54.

The square root of 798491619 is about 28257.5940058597. The cubic root of 798491619 is about 927.7339592831.

The spelling of 798491619 in words is "seven hundred ninety-eight million, four hundred ninety-one thousand, six hundred nineteen".