98090628 has 12 divisors (see below), whose sum is σ = 228878160. Its totient is φ = 32696872.

The previous prime is 98090591. The next prime is 98090639. The reversal of 98090628 is 82609089.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 98090628.

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, 4087098 + ... + 4087121.

It is an arithmetic number, because the mean of its divisors is an integer number (19073180).

Almost surely, 2^98090628 is an apocalyptic number.

It is an amenable number.

98090628 is an abundant number, since it is smaller than the sum of its proper divisors (130787532).

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

98090628 is a wasteful number, since it uses less digits than its factorization.

98090628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8174226 (or 8174224 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 98090628 is about 9904.0712840730. The cubic root of 98090628 is about 461.1857060376.

The spelling of 98090628 in words is "ninety-eight million, ninety thousand, six hundred twenty-eight".