98256578 has 16 divisors (see below), whose sum is σ = 168995904. Its totient is φ = 41970960.

The previous prime is 98256559. The next prime is 98256589. The reversal of 98256578 is 87565289.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7133 + ... + 15728.

It is an arithmetic number, because the mean of its divisors is an integer number (10562244).

Almost surely, 2^98256578 is an apocalyptic number.

98256578 is a deficient number, since it is larger than the sum of its proper divisors (70739326).

98256578 is a wasteful number, since it uses less digits than its factorization.

98256578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23177.

The product of its digits is 1209600, while the sum is 50.

The square root of 98256578 is about 9912.4456114523. The cubic root of 98256578 is about 461.4456379325.

The spelling of 98256578 in words is "ninety-eight million, two hundred fifty-six thousand, five hundred seventy-eight".