98012578 has 8 divisors (see below), whose sum is σ = 150147072. Its totient is φ = 47963556.

The previous prime is 98012569. The next prime is 98012587. The reversal of 98012578 is 87521089.

It is an interprime number because it is at equal distance from previous prime (98012569) and next prime (98012587).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×98012578³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 98012578.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521250 + ... + 521437.

It is an arithmetic number, because the mean of its divisors is an integer number (18768384).

Almost surely, 2^98012578 is an apocalyptic number.

98012578 is a deficient number, since it is larger than the sum of its proper divisors (52134494).

98012578 is a wasteful number, since it uses less digits than its factorization.

98012578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042736.

The product of its (nonzero) digits is 40320, while the sum is 40.

The square root of 98012578 is about 9900.1302011640. The cubic root of 98012578 is about 461.0633528749.

The spelling of 98012578 in words is "ninety-eight million, twelve thousand, five hundred seventy-eight".