82943330 has 16 divisors (see below), whose sum is σ = 151344504. Its totient is φ = 32722560.

The previous prime is 82943327. The next prime is 82943339. The reversal of 82943330 is 3334928.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 68343289 + 14600041 = 8267^2 + 3821^2 .

It is not an unprimeable number, because it can be changed into a prime (82943339) 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, 56081 + ... + 57540.

Almost surely, 2^82943330 is an apocalyptic number.

82943330 is a deficient number, since it is larger than the sum of its proper divisors (68401174).

82943330 is a wasteful number, since it uses less digits than its factorization.

82943330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113701.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 82943330 is about 9107.3228777726. The cubic root of 82943330 is about 436.1077680185.

The spelling of 82943330 in words is "eighty-two million, nine hundred forty-three thousand, three hundred thirty".