98605951 has 4 divisors (see below), whose sum is σ = 100222504. Its totient is φ = 96989400.

The previous prime is 98605939. The next prime is 98605963. The reversal of 98605951 is 15950689.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (98605939) and next prime (98605963).

It is a cyclic number.

It is not a de Polignac number, because 98605951 - 2¹⁹ = 98081663 is a prime.

It is a super-2 number, since 2×98605951² = 19446267145228802, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98605898 and 98605907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98605901) 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, 808185 + ... + 808306.

It is an arithmetic number, because the mean of its divisors is an integer number (25055626).

Almost surely, 2^98605951 is an apocalyptic number.

98605951 is a deficient number, since it is larger than the sum of its proper divisors (1616553).

98605951 is a wasteful number, since it uses less digits than its factorization.

98605951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616552.

The product of its (nonzero) digits is 97200, while the sum is 43.

The square root of 98605951 is about 9930.0529203021. The cubic root of 98605951 is about 461.9919149900.

The spelling of 98605951 in words is "ninety-eight million, six hundred five thousand, nine hundred fifty-one".