201942046 has 8 divisors (see below), whose sum is σ = 303947784. Its totient is φ = 100626120.

The previous prime is 201942043. The next prime is 201942053. The reversal of 201942046 is 640249102.

201942046 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×201942046² = 81561179885332232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201942043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171720 + ... + 172891.

It is an arithmetic number, because the mean of its divisors is an integer number (37993473).

Almost surely, 2^201942046 is an apocalyptic number.

201942046 is a deficient number, since it is larger than the sum of its proper divisors (102005738).

201942046 is a wasteful number, since it uses less digits than its factorization.

201942046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344906.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 201942046 is about 14210.6314426911. The cubic root of 201942046 is about 586.6903127665.

The spelling of 201942046 in words is "two hundred one million, nine hundred forty-two thousand, forty-six".