226782087 has 16 divisors (see below), whose sum is σ = 345861120. Its totient is φ = 129481632.

The previous prime is 226782037. The next prime is 226782109. The reversal of 226782087 is 780287622.

226782087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 226782087 - 2¹⁵ = 226749319 is a prime.

It is a super-2 number, since 2×226782087² = 102860229968151138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226782037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26089 + ... + 33677.

It is an arithmetic number, because the mean of its divisors is an integer number (21616320).

Almost surely, 2^226782087 is an apocalyptic number.

226782087 is a deficient number, since it is larger than the sum of its proper divisors (119079033).

226782087 is a wasteful number, since it uses less digits than its factorization.

226782087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9022.

The product of its (nonzero) digits is 150528, while the sum is 42.

The square root of 226782087 is about 15059.2857400343. The cubic root of 226782087 is about 609.8217583682.

The spelling of 226782087 in words is "two hundred twenty-six million, seven hundred eighty-two thousand, eighty-seven".