201945692 has 12 divisors (see below), whose sum is σ = 380590056. Its totient is φ = 93205680.

The previous prime is 201945691. The next prime is 201945697. The reversal of 201945692 is 296549102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201945691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1941734 + ... + 1941837.

It is an arithmetic number, because the mean of its divisors is an integer number (31715838).

Almost surely, 2^201945692 is an apocalyptic number.

It is an amenable number.

201945692 is a deficient number, since it is larger than the sum of its proper divisors (178644364).

201945692 is a wasteful number, since it uses less digits than its factorization.

201945692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3883588 (or 3883586 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 201945692 is about 14210.7597263482. The cubic root of 201945692 is about 586.6938435815.

The spelling of 201945692 in words is "two hundred one million, nine hundred forty-five thousand, six hundred ninety-two".