228672767 has 2 divisors, whose sum is σ = 228672768. Its totient is φ = 228672766.

The previous prime is 228672751. The next prime is 228672791. The reversal of 228672767 is 767276822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228672767 - 2⁴ = 228672751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228672167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114336383 + 114336384.

It is an arithmetic number, because the mean of its divisors is an integer number (114336384).

Almost surely, 2^228672767 is an apocalyptic number.

228672767 is a deficient number, since it is larger than the sum of its proper divisors (1).

228672767 is an equidigital number, since it uses as much as digits as its factorization.

228672767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 790272, while the sum is 47.

The square root of 228672767 is about 15121.9300024831. The cubic root of 228672767 is about 611.5117631569.

The spelling of 228672767 in words is "two hundred twenty-eight million, six hundred seventy-two thousand, seven hundred sixty-seven".