4097543226 has 64 divisors (see below), whose sum is σ = 9748684800. Its totient is φ = 1123367616.

The previous prime is 4097543221. The next prime is 4097543227. The reversal of 4097543226 is 6223457904.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (4097543221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 188215 + ... + 208853.

It is an arithmetic number, because the mean of its divisors is an integer number (152323200).

Almost surely, 2^4097543226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4097543226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4874342400).

4097543226 is an abundant number, since it is smaller than the sum of its proper divisors (5651141574).

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

4097543226 is a wasteful number, since it uses less digits than its factorization.

4097543226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20843.

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 4097543226 is about 64012.0553177290. The cubic root of 4097543226 is about 1600.2009156549.

The spelling of 4097543226 in words is "four billion, ninety-seven million, five hundred forty-three thousand, two hundred twenty-six".