798190774 has 4 divisors (see below), whose sum is σ = 1197286164. Its totient is φ = 399095386.

The previous prime is 798190753. The next prime is 798190823. The reversal of 798190774 is 477091897.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199547692 + ... + 199547695.

It is an arithmetic number, because the mean of its divisors is an integer number (299321541).

Almost surely, 2^798190774 is an apocalyptic number.

798190774 is a deficient number, since it is larger than the sum of its proper divisors (399095390).

798190774 is a wasteful number, since it uses less digits than its factorization.

798190774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399095389.

The product of its (nonzero) digits is 889056, while the sum is 52.

The square root of 798190774 is about 28252.2702450617. The cubic root of 798190774 is about 927.6174315801.

The spelling of 798190774 in words is "seven hundred ninety-eight million, one hundred ninety thousand, seven hundred seventy-four".