52201998 has 24 divisors (see below), whose sum is σ = 113244768. Its totient is φ = 17379072.

The previous prime is 52201997. The next prime is 52202011. The reversal of 52201998 is 89910225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52201991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20715 + ... + 23097.

It is an arithmetic number, because the mean of its divisors is an integer number (4718532).

Almost surely, 2^52201998 is an apocalyptic number.

52201998 is an abundant number, since it is smaller than the sum of its proper divisors (61042770).

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

52201998 is a wasteful number, since it uses less digits than its factorization.

52201998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3608 (or 3605 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 52201998 is about 7225.0950166763. The cubic root of 52201998 is about 373.7337987705.

The spelling of 52201998 in words is "fifty-two million, two hundred one thousand, nine hundred ninety-eight".