98722451 has 8 divisors (see below), whose sum is σ = 104832144. Its totient is φ = 92646400.

The previous prime is 98722433. The next prime is 98722457. The reversal of 98722451 is 15422789.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98722451 is a prime.

It is a super-2 number, since 2×98722451² = 19492244662894802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98722457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2225 + ... + 14226.

It is an arithmetic number, because the mean of its divisors is an integer number (13104018).

Almost surely, 2^98722451 is an apocalyptic number.

98722451 is a deficient number, since it is larger than the sum of its proper divisors (6109693).

98722451 is a wasteful number, since it uses less digits than its factorization.

98722451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16821.

The product of its digits is 40320, while the sum is 38.

The square root of 98722451 is about 9935.9172198645. The cubic root of 98722451 is about 462.1737866217.

The spelling of 98722451 in words is "ninety-eight million, seven hundred twenty-two thousand, four hundred fifty-one".