98905667 has 6 divisors (see below), whose sum is σ = 115053588. Its totient is φ = 84776244.

The previous prime is 98905663. The next prime is 98905669. The reversal of 98905667 is 76650989.

It is not a de Polignac number, because 98905667 - 2² = 98905663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98905663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1009193 + ... + 1009290.

It is an arithmetic number, because the mean of its divisors is an integer number (19175598).

Almost surely, 2^98905667 is an apocalyptic number.

98905667 is a deficient number, since it is larger than the sum of its proper divisors (16147921).

98905667 is a wasteful number, since it uses less digits than its factorization.

98905667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018497 (or 2018490 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 98905667 is about 9945.1328296811. The cubic root of 98905667 is about 462.4595213661.

The spelling of 98905667 in words is "ninety-eight million, nine hundred five thousand, six hundred sixty-seven".