98888731 has 2 divisors, whose sum is σ = 98888732. Its totient is φ = 98888730.

The previous prime is 98888719. The next prime is 98888743. The reversal of 98888731 is 13788889.

It is a balanced prime because it is at equal distance from previous prime (98888719) and next prime (98888743).

It is a cyclic number.

It is not a de Polignac number, because 98888731 - 2⁹ = 98888219 is a prime.

It is a super-2 number, since 2×98888731² = 19557962237580722, which contains 22 as substring.

It is a nialpdrome in base 10.

It is not a weakly prime, because it can be changed into another prime (98888131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49444365 + 49444366.

It is an arithmetic number, because the mean of its divisors is an integer number (49444366).

Almost surely, 2^98888731 is an apocalyptic number.

98888731 is a deficient number, since it is larger than the sum of its proper divisors (1).

98888731 is an equidigital number, since it uses as much as digits as its factorization.

98888731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 52.

The square root of 98888731 is about 9944.2813214430. The cubic root of 98888731 is about 462.4331236149.

The spelling of 98888731 in words is "ninety-eight million, eight hundred eighty-eight thousand, seven hundred thirty-one".