98985427 has 2 divisors, whose sum is σ = 98985428. Its totient is φ = 98985426.

The previous prime is 98985413. The next prime is 98985437. The reversal of 98985427 is 72458989.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98985427 is a prime.

It is a super-2 number, since 2×98985427² = 19596229516744658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98985437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49492713 + 49492714.

It is an arithmetic number, because the mean of its divisors is an integer number (49492714).

Almost surely, 2^98985427 is an apocalyptic number.

98985427 is a deficient number, since it is larger than the sum of its proper divisors (1).

98985427 is an equidigital number, since it uses as much as digits as its factorization.

98985427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 52.

The square root of 98985427 is about 9949.1420233104. The cubic root of 98985427 is about 462.5838009339.

The spelling of 98985427 in words is "ninety-eight million, nine hundred eighty-five thousand, four hundred twenty-seven".