98159490 has 192 divisors, whose sum is σ = 311351040. Its totient is φ = 21127680.

The previous prime is 98159473. The next prime is 98159507. The reversal of 98159490 is 9495189.

98159490 is a `hidden beast` number, since 9 + 8 + 159 + 490 = 666.

It is an interprime number because it is at equal distance from previous prime (98159473) and next prime (98159507).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 373099 + ... + 373361.

It is an arithmetic number, because the mean of its divisors is an integer number (1621620).

Almost surely, 2^98159490 is an apocalyptic number.

98159490 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 98159490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155675520).

98159490 is an abundant number, since it is smaller than the sum of its proper divisors (213191550).

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

98159490 is a wasteful number, since it uses less digits than its factorization.

98159490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 98159490 is about 9907.5471232793. The cubic root of 98159490 is about 461.2936019768.

The spelling of 98159490 in words is "ninety-eight million, one hundred fifty-nine thousand, four hundred ninety".