228752707 has 2 divisors, whose sum is σ = 228752708. Its totient is φ = 228752706.

The previous prime is 228752701. The next prime is 228752729. The reversal of 228752707 is 707257822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228752707 - 2¹¹ = 228750659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 228752707.

It is not a weakly prime, because it can be changed into another prime (228752701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114376353 + 114376354.

It is an arithmetic number, because the mean of its divisors is an integer number (114376354).

Almost surely, 2^228752707 is an apocalyptic number.

228752707 is a deficient number, since it is larger than the sum of its proper divisors (1).

228752707 is an equidigital number, since it uses as much as digits as its factorization.

228752707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109760, while the sum is 40.

The square root of 228752707 is about 15124.5729526489. The cubic root of 228752707 is about 611.5830127941.

The spelling of 228752707 in words is "two hundred twenty-eight million, seven hundred fifty-two thousand, seven hundred seven".