82824999 has 4 divisors (see below), whose sum is σ = 110433336. Its totient is φ = 55216664.

The previous prime is 82824983. The next prime is 82825013. The reversal of 82824999 is 99942828.

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

It is a cyclic number.

It is not a de Polignac number, because 82824999 - 2⁴ = 82824983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82824299) 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, 13804164 + ... + 13804169.

It is an arithmetic number, because the mean of its divisors is an integer number (27608334).

Almost surely, 2^82824999 is an apocalyptic number.

82824999 is a deficient number, since it is larger than the sum of its proper divisors (27608337).

82824999 is a wasteful number, since it uses less digits than its factorization.

82824999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27608336.

The product of its digits is 746496, while the sum is 51.

The square root of 82824999 is about 9100.8240835652. The cubic root of 82824999 is about 435.9002784448.

The spelling of 82824999 in words is "eighty-two million, eight hundred twenty-four thousand, nine hundred ninety-nine".