200157242 has 8 divisors (see below), whose sum is σ = 301492800. Its totient is φ = 99659644.

The previous prime is 200157241. The next prime is 200157257. The reversal of 200157242 is 242751002.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (200157241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208892 + ... + 209847.

It is an arithmetic number, because the mean of its divisors is an integer number (37686600).

Almost surely, 2^200157242 is an apocalyptic number.

200157242 is a deficient number, since it is larger than the sum of its proper divisors (101335558).

200157242 is a wasteful number, since it uses less digits than its factorization.

200157242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418980.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 200157242 is about 14147.6938756816. The cubic root of 200157242 is about 584.9567669611.

The spelling of 200157242 in words is "two hundred million, one hundred fifty-seven thousand, two hundred forty-two".