228069463 has 4 divisors (see below), whose sum is σ = 233373448. Its totient is φ = 222765480.

The previous prime is 228069431. The next prime is 228069481. The reversal of 228069463 is 364960822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 228069463 - 2⁵ = 228069431 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 (228069493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2651928 + ... + 2652013.

It is an arithmetic number, because the mean of its divisors is an integer number (58343362).

Almost surely, 2^228069463 is an apocalyptic number.

228069463 is a deficient number, since it is larger than the sum of its proper divisors (5303985).

228069463 is an equidigital number, since it uses as much as digits as its factorization.

228069463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5303984.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 228069463 is about 15101.9688451539. The cubic root of 228069463 is about 610.9735086906.

The spelling of 228069463 in words is "two hundred twenty-eight million, sixty-nine thousand, four hundred sixty-three".