97013982 has 32 divisors (see below), whose sum is σ = 209532960. Its totient is φ = 29767680.

The previous prime is 97013957. The next prime is 97013989. The reversal of 97013982 is 28931079.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 97013982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97013989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30382 + ... + 33422.

It is an arithmetic number, because the mean of its divisors is an integer number (6547905).

Almost surely, 2^97013982 is an apocalyptic number.

97013982 is an abundant number, since it is smaller than the sum of its proper divisors (112518978).

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

97013982 is a wasteful number, since it uses less digits than its factorization.

97013982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3468.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 97013982 is about 9849.5676047226. The cubic root of 97013982 is about 459.4921648294.

The spelling of 97013982 in words is "ninety-seven million, thirteen thousand, nine hundred eighty-two".