98978733 has 64 divisors (see below), whose sum is σ = 180787200. Its totient is φ = 52254720.

The previous prime is 98978731. The next prime is 98978749. The reversal of 98978733 is 33787989.

It is not a de Polignac number, because 98978733 - 2¹ = 98978731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98978733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98978731) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 154093 + ... + 154733.

It is an arithmetic number, because the mean of its divisors is an integer number (2824800).

Almost surely, 2^98978733 is an apocalyptic number.

It is an amenable number.

98978733 is a deficient number, since it is larger than the sum of its proper divisors (81808467).

98978733 is a wasteful number, since it uses less digits than its factorization.

98978733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719 (or 713 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 98978733 is about 9948.8056067048. The cubic root of 98978733 is about 462.5733731169.

The spelling of 98978733 in words is "ninety-eight million, nine hundred seventy-eight thousand, seven hundred thirty-three".