98279951 has 48 divisors (see below), whose sum is σ = 134830080. Its totient is φ = 69854400.

The previous prime is 98279939. The next prime is 98279963. The reversal of 98279951 is 15997289.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (98279939) and next prime (98279963).

It is not a de Polignac number, because 98279951 - 2¹⁸ = 98017807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98279951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98279921) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 498785 + ... + 498981.

It is an arithmetic number, because the mean of its divisors is an integer number (2808960).

Almost surely, 2^98279951 is an apocalyptic number.

98279951 is a deficient number, since it is larger than the sum of its proper divisors (36550129).

98279951 is a wasteful number, since it uses less digits than its factorization.

98279951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 265 counting only the distinct ones).

The product of its digits is 408240, while the sum is 50.

The square root of 98279951 is about 9913.6245137689. The cubic root of 98279951 is about 461.4822241643.

The spelling of 98279951 in words is "ninety-eight million, two hundred seventy-nine thousand, nine hundred fifty-one".