201054256 has 40 divisors (see below), whose sum is σ = 421066800. Its totient is φ = 92449536.

The previous prime is 201054253. The next prime is 201054307. The reversal of 201054256 is 652450102.

It is a self number, because there is not a number n which added to its sum of digits gives 201054256.

It is not an unprimeable number, because it can be changed into a prime (201054253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59295 + ... + 62593.

It is an arithmetic number, because the mean of its divisors is an integer number (10526670).

Almost surely, 2^201054256 is an apocalyptic number.

201054256 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201054256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210533400).

201054256 is an abundant number, since it is smaller than the sum of its proper divisors (220012544).

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

201054256 is a wasteful number, since it uses less digits than its factorization.

201054256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613 (or 3607 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 201054256 is about 14179.3602112366. The cubic root of 201054256 is about 585.8293018173.

The spelling of 201054256 in words is "two hundred one million, fifty-four thousand, two hundred fifty-six".