98086775 has 6 divisors (see below), whose sum is σ = 121627632. Its totient is φ = 78469400.

The previous prime is 98086771. The next prime is 98086783. The reversal of 98086775 is 57768089.

It is a happy number.

It is not a de Polignac number, because 98086775 - 2² = 98086771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98086771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1961711 + ... + 1961760.

It is an arithmetic number, because the mean of its divisors is an integer number (20271272).

Almost surely, 2^98086775 is an apocalyptic number.

98086775 is a deficient number, since it is larger than the sum of its proper divisors (23540857).

98086775 is a wasteful number, since it uses less digits than its factorization.

98086775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923481 (or 3923476 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 50.

The square root of 98086775 is about 9903.8767661962. The cubic root of 98086775 is about 461.1796675001.

The spelling of 98086775 in words is "ninety-eight million, eighty-six thousand, seven hundred seventy-five".