201842404 has 6 divisors (see below), whose sum is σ = 353224214. Its totient is φ = 100921200.

The previous prime is 201842383. The next prime is 201842413. The reversal of 201842404 is 404248102.

It can be written as a sum of positive squares in only one way, i.e., 153512100 + 48330304 = 12390^2 + 6952^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25230297 + ... + 25230304.

Almost surely, 2^201842404 is an apocalyptic number.

It is an amenable number.

201842404 is a deficient number, since it is larger than the sum of its proper divisors (151381810).

201842404 is a wasteful number, since it uses less digits than its factorization.

201842404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50460605 (or 50460603 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 201842404 is about 14207.1251138293. The cubic root of 201842404 is about 586.5938022166.

The spelling of 201842404 in words is "two hundred one million, eight hundred forty-two thousand, four hundred four".