98622720 has 216 divisors, whose sum is σ = 390289536. Its totient is φ = 22523904.

The previous prime is 98622701. The next prime is 98622757. The reversal of 98622720 is 2722689.

98622720 is a `hidden beast` number, since 9 + 8 + 622 + 7 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80029 + ... + 81251.

It is an arithmetic number, because the mean of its divisors is an integer number (1806896).

Almost surely, 2^98622720 is an apocalyptic number.

98622720 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98622720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195144768).

98622720 is an abundant number, since it is smaller than the sum of its proper divisors (291666816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98622720 is a wasteful number, since it uses less digits than its factorization.

98622720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 98622720 is about 9930.8972404310. The cubic root of 98622720 is about 462.0181023997.

The spelling of 98622720 in words is "ninety-eight million, six hundred twenty-two thousand, seven hundred twenty".