98240690 has 16 divisors (see below), whose sum is σ = 182931480. Its totient is φ = 37941120.

The previous prime is 98240689. The next prime is 98240743. The reversal of 98240690 is 9604289.

It can be written as a sum of positive squares in 4 ways, for example, as 50395801 + 47844889 = 7099^2 + 6917^2 .

It is a super-2 number, since 2×98240690² = 19302466343352200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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, 169091 + ... + 169670.

Almost surely, 2^98240690 is an apocalyptic number.

98240690 is a deficient number, since it is larger than the sum of its proper divisors (84690790).

98240690 is a wasteful number, since it uses less digits than its factorization.

98240690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338797.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 98240690 is about 9911.6441622972. The cubic root of 98240690 is about 461.4207648107.

The spelling of 98240690 in words is "ninety-eight million, two hundred forty thousand, six hundred ninety".