82299253 has 4 divisors (see below), whose sum is σ = 82725868. Its totient is φ = 81872640.

The previous prime is 82299233. The next prime is 82299263. The reversal of 82299253 is 35299228.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9998244 + 72301009 = 3162^2 + 8503^2 .

It is a cyclic number.

It is not a de Polignac number, because 82299253 - 2¹⁷ = 82168181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82299233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213018 + ... + 213403.

It is an arithmetic number, because the mean of its divisors is an integer number (20681467).

Almost surely, 2^82299253 is an apocalyptic number.

It is an amenable number.

82299253 is a deficient number, since it is larger than the sum of its proper divisors (426615).

82299253 is a wasteful number, since it uses less digits than its factorization.

82299253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426614.

The product of its digits is 77760, while the sum is 40.

The square root of 82299253 is about 9071.8935730089. The cubic root of 82299253 is about 434.9760025516.

The spelling of 82299253 in words is "eighty-two million, two hundred ninety-nine thousand, two hundred fifty-three".