228296346237 has 8 divisors (see below), whose sum is σ = 338216809280. Its totient is φ = 152197564140.

The previous prime is 228296346217. The next prime is 228296346259. The reversal of 228296346237 is 732643692822.

228296346237 is a `hidden beast` number, since 2 + 2 + 8 + 2 + 9 + 6 + 3 + 4 + 623 + 7 = 666.

It is not a de Polignac number, because 228296346237 - 2²² = 228292151933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228296346217) 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, 4227710089 + ... + 4227710142.

It is an arithmetic number, because the mean of its divisors is an integer number (42277101160).

Almost surely, 2^228296346237 is an apocalyptic number.

228296346237 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

228296346237 is a deficient number, since it is larger than the sum of its proper divisors (109920463043).

228296346237 is an equidigital number, since it uses as much as digits as its factorization.

228296346237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8455420240 (or 8455420234 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The spelling of 228296346237 in words is "two hundred twenty-eight billion, two hundred ninety-six million, three hundred forty-six thousand, two hundred thirty-seven".