201956936 has 32 divisors (see below), whose sum is σ = 385339680. Its totient is φ = 99216000.

The previous prime is 201956933. The next prime is 201956959. The reversal of 201956936 is 639659102.

It is a junction number, because it is equal to n+sod(n) for n = 201956893 and 201956902.

It is not an unprimeable number, because it can be changed into a prime (201956933) 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 7 ways as a sum of consecutive naturals, for example, 111236 + ... + 113036.

It is an arithmetic number, because the mean of its divisors is an integer number (12041865).

Almost surely, 2^201956936 is an apocalyptic number.

It is an amenable number.

201956936 is a deficient number, since it is larger than the sum of its proper divisors (183382744).

201956936 is a wasteful number, since it uses less digits than its factorization.

201956936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045 (or 2041 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 201956936 is about 14211.1553365657. The cubic root of 201956936 is about 586.7047320916.

The spelling of 201956936 in words is "two hundred one million, nine hundred fifty-six thousand, nine hundred thirty-six".