201968652 has 12 divisors (see below), whose sum is σ = 471260216. Its totient is φ = 67322880.

The previous prime is 201968633. The next prime is 201968671. The reversal of 201968652 is 256869102.

It is an interprime number because it is at equal distance from previous prime (201968633) and next prime (201968671).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 201968652.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8415349 + ... + 8415372.

Almost surely, 2^201968652 is an apocalyptic number.

It is an amenable number.

201968652 is an abundant number, since it is smaller than the sum of its proper divisors (269291564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201968652 is a wasteful number, since it uses less digits than its factorization.

201968652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16830728 (or 16830726 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 201968652 is about 14211.5675419709. The cubic root of 201968652 is about 586.7160772491.

The spelling of 201968652 in words is "two hundred one million, nine hundred sixty-eight thousand, six hundred fifty-two".