83333330 has 16 divisors (see below), whose sum is σ = 150120000. Its totient is φ = 33306672.

The previous prime is 83333321. The next prime is 83333333. The reversal of 83333330 is 3333338.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 83333330.

It is not an unprimeable number, because it can be changed into a prime (83333333) 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, 14171 + ... + 19169.

It is an arithmetic number, because the mean of its divisors is an integer number (9382500).

Almost surely, 2^83333330 is an apocalyptic number.

83333330 is a deficient number, since it is larger than the sum of its proper divisors (66786670).

83333330 is a wasteful number, since it uses less digits than its factorization.

83333330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6673.

The product of its (nonzero) digits is 5832, while the sum is 26.

The square root of 83333330 is about 9128.7091091786. The cubic root of 83333330 is about 436.7902265443.

Adding to 83333330 its reverse (3333338), we get a palindrome (86666668).

The spelling of 83333330 in words is "eighty-three million, three hundred thirty-three thousand, three hundred thirty".