798500421 has 48 divisors (see below), whose sum is σ = 1245875904. Its totient is φ = 491023872.

The previous prime is 798500419. The next prime is 798500429. The reversal of 798500421 is 124005897.

It is not a de Polignac number, because 798500421 - 2¹ = 798500419 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798500429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2882535 + ... + 2882811.

It is an arithmetic number, because the mean of its divisors is an integer number (25955748).

Almost surely, 2^798500421 is an apocalyptic number.

It is an amenable number.

798500421 is a deficient number, since it is larger than the sum of its proper divisors (447375483).

798500421 is a wasteful number, since it uses less digits than its factorization.

798500421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 798500421 is about 28257.7497511745. The cubic root of 798500421 is about 927.7373681623.

The spelling of 798500421 in words is "seven hundred ninety-eight million, five hundred thousand, four hundred twenty-one".