202755142 has 8 divisors (see below), whose sum is σ = 304197336. Its totient is φ = 101356032.

The previous prime is 202755131. The next prime is 202755149. The reversal of 202755142 is 241557202.

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

It is a super-2 number, since 2×202755142² = 82219295214880328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202755142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202755149) 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, 6598 + ... + 21190.

It is an arithmetic number, because the mean of its divisors is an integer number (38024667).

Almost surely, 2^202755142 is an apocalyptic number.

202755142 is a deficient number, since it is larger than the sum of its proper divisors (101442194).

202755142 is a wasteful number, since it uses less digits than its factorization.

202755142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21542.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 202755142 is about 14239.2114247946. The cubic root of 202755142 is about 587.4766715952.

The spelling of 202755142 in words is "two hundred two million, seven hundred fifty-five thousand, one hundred forty-two".