228040662 has 16 divisors (see below), whose sum is σ = 464687280. Its totient is φ = 74579232.

The previous prime is 228040649. The next prime is 228040691. The reversal of 228040662 is 266040822.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358237 + ... + 358872.

It is an arithmetic number, because the mean of its divisors is an integer number (29042955).

Almost surely, 2^228040662 is an apocalyptic number.

228040662 is an abundant number, since it is smaller than the sum of its proper divisors (236646618).

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

228040662 is a wasteful number, since it uses less digits than its factorization.

228040662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717167.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 228040662 is about 15101.0152638821. The cubic root of 228040662 is about 610.9477893497.

The spelling of 228040662 in words is "two hundred twenty-eight million, forty thousand, six hundred sixty-two".