228526299 has 8 divisors (see below), whose sum is σ = 338557520. Its totient is φ = 152350848.

The previous prime is 228526297. The next prime is 228526373. The reversal of 228526299 is 992625822.

It is not a de Polignac number, because 228526299 - 2¹ = 228526297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (228526297) 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, 4231942 + ... + 4231995.

It is an arithmetic number, because the mean of its divisors is an integer number (42319690).

Almost surely, 2^228526299 is an apocalyptic number.

228526299 is a deficient number, since it is larger than the sum of its proper divisors (110031221).

228526299 is an equidigital number, since it uses as much as digits as its factorization.

228526299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8463946 (or 8463940 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 228526299 is about 15117.0863264056. The cubic root of 228526299 is about 611.3811747534.

The spelling of 228526299 in words is "two hundred twenty-eight million, five hundred twenty-six thousand, two hundred ninety-nine".