83240299 has 2 divisors, whose sum is σ = 83240300. Its totient is φ = 83240298.

The previous prime is 83240281. The next prime is 83240309. The reversal of 83240299 is 99204238.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83240299 is a prime.

It is a super-3 number, since 3×83240299³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (83240249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41620149 + 41620150.

It is an arithmetic number, because the mean of its divisors is an integer number (41620150).

Almost surely, 2^83240299 is an apocalyptic number.

83240299 is a deficient number, since it is larger than the sum of its proper divisors (1).

83240299 is an equidigital number, since it uses as much as digits as its factorization.

83240299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 83240299 is about 9123.6121684342. The cubic root of 83240299 is about 436.6276258889.

The spelling of 83240299 in words is "eighty-three million, two hundred forty thousand, two hundred ninety-nine".