798396550 has 48 divisors (see below), whose sum is σ = 1713104640. Its totient is φ = 271164960.

The previous prime is 798396541. The next prime is 798396553. The reversal of 798396550 is 55693897.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798396553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26791 + ... + 48109.

It is an arithmetic number, because the mean of its divisors is an integer number (35689680).

Almost surely, 2^798396550 is an apocalyptic number.

798396550 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

798396550 is an abundant number, since it is smaller than the sum of its proper divisors (914708090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

798396550 is a wasteful number, since it uses less digits than its factorization.

798396550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21445 (or 21440 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 52.

The square root of 798396550 is about 28255.9117708136. The cubic root of 798396550 is about 927.6971389257.

The spelling of 798396550 in words is "seven hundred ninety-eight million, three hundred ninety-six thousand, five hundred fifty".