98739951 has 4 divisors (see below), whose sum is σ = 131653272. Its totient is φ = 65826632.

The previous prime is 98739937. The next prime is 98739959. The reversal of 98739951 is 15993789.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98739951 - 2⁶ = 98739887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98739894 and 98739903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98739959) 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 3 ways as a sum of consecutive naturals, for example, 16456656 + ... + 16456661.

It is an arithmetic number, because the mean of its divisors is an integer number (32913318).

Almost surely, 2^98739951 is an apocalyptic number.

98739951 is a deficient number, since it is larger than the sum of its proper divisors (32913321).

98739951 is a wasteful number, since it uses less digits than its factorization.

98739951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32913320.

The product of its digits is 612360, while the sum is 51.

The square root of 98739951 is about 9936.7978242490. The cubic root of 98739951 is about 462.2010940320.

The spelling of 98739951 in words is "ninety-eight million, seven hundred thirty-nine thousand, nine hundred fifty-one".