98728733 has 4 divisors (see below), whose sum is σ = 98823900. Its totient is φ = 98633568.

The previous prime is 98728727. The next prime is 98728753. The reversal of 98728733 is 33782789.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73908409 + 24820324 = 8597^2 + 4982^2 .

It is a cyclic number.

It is not a de Polignac number, because 98728733 - 2¹⁴ = 98712349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98728723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46010 + ... + 48107.

It is an arithmetic number, because the mean of its divisors is an integer number (24705975).

Almost surely, 2^98728733 is an apocalyptic number.

It is an amenable number.

98728733 is a deficient number, since it is larger than the sum of its proper divisors (95167).

98728733 is a wasteful number, since it uses less digits than its factorization.

98728733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95166.

The product of its digits is 508032, while the sum is 47.

The square root of 98728733 is about 9936.2333406578. The cubic root of 98728733 is about 462.1835895731.

The spelling of 98728733 in words is "ninety-eight million, seven hundred twenty-eight thousand, seven hundred thirty-three".