97984740 has 48 divisors (see below), whose sum is σ = 313552512. Its totient is φ = 22396416.

The previous prime is 97984739. The next prime is 97984741. The reversal of 97984740 is 4748979.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (97984739) and next prime (97984741).

It is a self number, because there is not a number n which added to its sum of digits gives 97984740.

It is not an unprimeable number, because it can be changed into a prime (97984741) 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, 116229 + ... + 117068.

It is an arithmetic number, because the mean of its divisors is an integer number (6532344).

Almost surely, 2^97984740 is an apocalyptic number.

It is an amenable number.

97984740 is an abundant number, since it is smaller than the sum of its proper divisors (215567772).

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

97984740 is a wasteful number, since it uses less digits than its factorization.

97984740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233316 (or 233314 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 48.

The square root of 97984740 is about 9898.7241602138. The cubic root of 97984740 is about 461.0196976038.

The spelling of 97984740 in words is "ninety-seven million, nine hundred eighty-four thousand, seven hundred forty".