201928444 has 36 divisors (see below), whose sum is σ = 369066600. Its totient is φ = 96641920.

The previous prime is 201928429. The next prime is 201928453. The reversal of 201928444 is 444829102.

201928444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×201928444² = 81550192992522272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 396462 + ... + 396970.

It is an arithmetic number, because the mean of its divisors is an integer number (10251850).

Almost surely, 2^201928444 is an apocalyptic number.

It is an amenable number.

201928444 is a deficient number, since it is larger than the sum of its proper divisors (167138156).

201928444 is a wasteful number, since it uses less digits than its factorization.

201928444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 201928444 is about 14210.1528492835. The cubic root of 201928444 is about 586.6771401080.

The spelling of 201928444 in words is "two hundred one million, nine hundred twenty-eight thousand, four hundred forty-four".