98731072 has 56 divisors (see below), whose sum is σ = 217444320. Its totient is φ = 44098560.

The previous prime is 98731043. The next prime is 98731079. The reversal of 98731072 is 27013789.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (98731079) 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, 40348 + ... + 42724.

Almost surely, 2^98731072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98731072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108722160).

98731072 is an abundant number, since it is smaller than the sum of its proper divisors (118713248).

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

98731072 is a wasteful number, since it uses less digits than its factorization.

98731072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459 (or 2449 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 98731072 is about 9936.3510404977. The cubic root of 98731072 is about 462.1872394355.

The spelling of 98731072 in words is "ninety-eight million, seven hundred thirty-one thousand, seventy-two".