228266002 has 4 divisors (see below), whose sum is σ = 342399006. Its totient is φ = 114133000.

The previous prime is 228265957. The next prime is 228266011. The reversal of 228266002 is 200662822.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200662822 = 2 ⋅100331411.

It can be written as a sum of positive squares in only one way, i.e., 122567041 + 105698961 = 11071^2 + 10281^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57066499 + ... + 57066502.

Almost surely, 2^228266002 is an apocalyptic number.

228266002 is a deficient number, since it is larger than the sum of its proper divisors (114133004).

228266002 is a wasteful number, since it uses less digits than its factorization.

228266002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114133003.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 228266002 is about 15108.4745093606. The cubic root of 228266002 is about 611.1489605673.

The spelling of 228266002 in words is "two hundred twenty-eight million, two hundred sixty-six thousand, two".