798072556 has 24 divisors (see below), whose sum is σ = 1459067904. Its totient is φ = 381506640.

The previous prime is 798072551. The next prime is 798072571. The reversal of 798072556 is 655270897.

It is not an unprimeable number, because it can be changed into a prime (798072551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28480 + ... + 49063.

It is an arithmetic number, because the mean of its divisors is an integer number (60794496).

Almost surely, 2^798072556 is an apocalyptic number.

It is an amenable number.

798072556 is a deficient number, since it is larger than the sum of its proper divisors (660995348).

798072556 is a wasteful number, since it uses less digits than its factorization.

798072556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77661 (or 77659 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 49.

The square root of 798072556 is about 28250.1779817402. The cubic root of 798072556 is about 927.5716336350.

The spelling of 798072556 in words is "seven hundred ninety-eight million, seventy-two thousand, five hundred fifty-six".