98056019 has 4 divisors (see below), whose sum is σ = 98141496. Its totient is φ = 97970544.

The previous prime is 98055929. The next prime is 98056067. The reversal of 98056019 is 91065089.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91065089 = 8887 ⋅10247.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98056019 is a prime.

It is a super-2 number, since 2×98056019² = 19229965724256722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98056099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40994 + ... + 43319.

It is an arithmetic number, because the mean of its divisors is an integer number (24535374).

Almost surely, 2^98056019 is an apocalyptic number.

98056019 is a deficient number, since it is larger than the sum of its proper divisors (85477).

98056019 is a wasteful number, since it uses less digits than its factorization.

98056019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85476.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 98056019 is about 9902.3239191616. The cubic root of 98056019 is about 461.1314601021.

The spelling of 98056019 in words is "ninety-eight million, fifty-six thousand, nineteen".