201563342 has 8 divisors (see below), whose sum is σ = 305987976. Its totient is φ = 99567352.

The previous prime is 201563321. The next prime is 201563347. The reversal of 201563342 is 243365102.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201563347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606953 + ... + 607284.

It is an arithmetic number, because the mean of its divisors is an integer number (38248497).

Almost surely, 2^201563342 is an apocalyptic number.

201563342 is a deficient number, since it is larger than the sum of its proper divisors (104424634).

201563342 is a wasteful number, since it uses less digits than its factorization.

201563342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214322.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 201563342 is about 14197.3005180562. The cubic root of 201563342 is about 586.3233411457.

The spelling of 201563342 in words is "two hundred one million, five hundred sixty-three thousand, three hundred forty-two".