98628641 has 8 divisors (see below), whose sum is σ = 100077120. Its totient is φ = 97190128.

The previous prime is 98628637. The next prime is 98628653. The reversal of 98628641 is 14682689.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 98628641 - 2² = 98628637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 98628592 and 98628601.

It is not an unprimeable number, because it can be changed into a prime (98628631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18740 + ... + 23418.

It is an arithmetic number, because the mean of its divisors is an integer number (12509640).

Almost surely, 2^98628641 is an apocalyptic number.

It is an amenable number.

98628641 is a deficient number, since it is larger than the sum of its proper divisors (1448479).

98628641 is a wasteful number, since it uses less digits than its factorization.

98628641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983.

The product of its digits is 165888, while the sum is 44.

The square root of 98628641 is about 9931.1953459793. The cubic root of 98628641 is about 462.0273482558.

The spelling of 98628641 in words is "ninety-eight million, six hundred twenty-eight thousand, six hundred forty-one".