97144684 has 48 divisors (see below), whose sum is σ = 214919488. Its totient is φ = 37387008.

The previous prime is 97144673. The next prime is 97144711. The reversal of 97144684 is 48644179.

It is a self number, because there is not a number n which added to its sum of digits gives 97144684.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9862 + ... + 17074.

Almost surely, 2^97144684 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 97144684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107459744).

97144684 is an abundant number, since it is smaller than the sum of its proper divisors (117774804).

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

97144684 is a wasteful number, since it uses less digits than its factorization.

97144684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7274 (or 7272 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 97144684 is about 9856.2002820560. The cubic root of 97144684 is about 459.6984223656.

The spelling of 97144684 in words is "ninety-seven million, one hundred forty-four thousand, six hundred eighty-four".