99701679 has 32 divisors (see below), whose sum is σ = 168099840. Its totient is φ = 51055200.

The previous prime is 99701659. The next prime is 99701737. The reversal of 99701679 is 97610799.

It is not a de Polignac number, because 99701679 - 2⁷ = 99701551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99701659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13362 + ... + 19440.

It is an arithmetic number, because the mean of its divisors is an integer number (5253120).

Almost surely, 2^99701679 is an apocalyptic number.

99701679 is a deficient number, since it is larger than the sum of its proper divisors (68398161).

99701679 is a wasteful number, since it uses less digits than its factorization.

99701679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6171.

The product of its (nonzero) digits is 214326, while the sum is 48.

The square root of 99701679 is about 9985.0728089484. The cubic root of 99701679 is about 463.6968624803.

The spelling of 99701679 in words is "ninety-nine million, seven hundred one thousand, six hundred seventy-nine".