98688379 has 2 divisors, whose sum is σ = 98688380. Its totient is φ = 98688378.

The previous prime is 98688371. The next prime is 98688389. The reversal of 98688379 is 97388689.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98688379 - 2³ = 98688371 is a prime.

It is a super-2 number, since 2×98688379² = 19478792299295282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98688371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49344189 + 49344190.

It is an arithmetic number, because the mean of its divisors is an integer number (49344190).

Almost surely, 2^98688379 is an apocalyptic number.

98688379 is a deficient number, since it is larger than the sum of its proper divisors (1).

98688379 is an equidigital number, since it uses as much as digits as its factorization.

98688379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 58.

The square root of 98688379 is about 9934.2024843467. The cubic root of 98688379 is about 462.1206106148.

The spelling of 98688379 in words is "ninety-eight million, six hundred eighty-eight thousand, three hundred seventy-nine".