97682643 has 24 divisors (see below), whose sum is σ = 150683520. Its totient is φ = 60842880.

The previous prime is 97682609. The next prime is 97682653. The reversal of 97682643 is 34628679.

It is not a de Polignac number, because 97682643 - 2⁶ = 97682579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97682603) 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 23 ways as a sum of consecutive naturals, for example, 2055 + ... + 14127.

It is an arithmetic number, because the mean of its divisors is an integer number (6278480).

Almost surely, 2^97682643 is an apocalyptic number.

97682643 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

97682643 is a deficient number, since it is larger than the sum of its proper divisors (53000877).

97682643 is a wasteful number, since it uses less digits than its factorization.

97682643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12139 (or 12136 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 97682643 is about 9883.4529897197. The cubic root of 97682643 is about 460.5454195210.

The spelling of 97682643 in words is "ninety-seven million, six hundred eighty-two thousand, six hundred forty-three".