202342442 has 4 divisors (see below), whose sum is σ = 303513666. Its totient is φ = 101171220.

The previous prime is 202342423. The next prime is 202342471. The reversal of 202342442 is 244243202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 201668401 + 674041 = 14201^2 + 821^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50585609 + ... + 50585612.

Almost surely, 2^202342442 is an apocalyptic number.

202342442 is a deficient number, since it is larger than the sum of its proper divisors (101171224).

202342442 is a wasteful number, since it uses less digits than its factorization.

202342442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101171223.

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 202342442 is about 14224.7123696755. The cubic root of 202342442 is about 587.0778057408.

Adding to 202342442 its reverse (244243202), we get a palindrome (446585644).

The spelling of 202342442 in words is "two hundred two million, three hundred forty-two thousand, four hundred forty-two".