200002557 has 8 divisors (see below), whose sum is σ = 267242976. Its totient is φ = 133048592.

The previous prime is 200002541. The next prime is 200002559. The reversal of 200002557 is 755200002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200002557 - 2⁴ = 200002541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002559) 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, 69978 + ... + 72779.

It is an arithmetic number, because the mean of its divisors is an integer number (33405372).

Almost surely, 2^200002557 is an apocalyptic number.

It is an amenable number.

200002557 is a deficient number, since it is larger than the sum of its proper divisors (67240419).

200002557 is a wasteful number, since it uses less digits than its factorization.

200002557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143227.

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 200002557 is about 14142.2260270440. The cubic root of 200002557 is about 584.8060398697.

Adding to 200002557 its reverse (755200002), we get a palindrome (955202559).

The spelling of 200002557 in words is "two hundred million, two thousand, five hundred fifty-seven".