98423728 has 20 divisors (see below), whose sum is σ = 205365328. Its totient is φ = 45426240.

The previous prime is 98423719. The next prime is 98423779. The reversal of 98423728 is 82732489.

It is a happy number.

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, 236388 + ... + 236803.

Almost surely, 2^98423728 is an apocalyptic number.

It is an amenable number.

98423728 is an abundant number, since it is smaller than the sum of its proper divisors (106941600).

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

98423728 is a wasteful number, since it uses less digits than its factorization.

98423728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473212 (or 473206 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 98423728 is about 9920.8733486523. The cubic root of 98423728 is about 461.7071537315.

The spelling of 98423728 in words is "ninety-eight million, four hundred twenty-three thousand, seven hundred twenty-eight".