888720047 has 2 divisors, whose sum is σ = 888720048. Its totient is φ = 888720046.

The previous prime is 888720037. The next prime is 888720061. The reversal of 888720047 is 740027888.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 888720047 - 2⁸ = 888719791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (888720037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444360023 + 444360024.

It is an arithmetic number, because the mean of its divisors is an integer number (444360024).

Almost surely, 2^888720047 is an apocalyptic number.

888720047 is a deficient number, since it is larger than the sum of its proper divisors (1).

888720047 is an equidigital number, since it uses as much as digits as its factorization.

888720047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200704, while the sum is 44.

The square root of 888720047 is about 29811.4080009650. The cubic root of 888720047 is about 961.4388316479.

The spelling of 888720047 in words is "eight hundred eighty-eight million, seven hundred twenty thousand, forty-seven".