201055446 has 40 divisors (see below), whose sum is σ = 453851640. Its totient is φ = 66521952.

The previous prime is 201055427. The next prime is 201055501. The reversal of 201055446 is 644550102.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17665 + ... + 26723.

It is an arithmetic number, because the mean of its divisors is an integer number (11346291).

Almost surely, 2^201055446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201055446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226925820).

201055446 is an abundant number, since it is smaller than the sum of its proper divisors (252796194).

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

201055446 is a wasteful number, since it uses less digits than its factorization.

201055446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9210 (or 9201 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 201055446 is about 14179.4021735756. The cubic root of 201055446 is about 585.8304576173.

The spelling of 201055446 in words is "two hundred one million, fifty-five thousand, four hundred forty-six".