82164998 has 4 divisors (see below), whose sum is σ = 123247500. Its totient is φ = 41082498.

The previous prime is 82164991. The next prime is 82165003. The reversal of 82164998 is 89946128.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82164991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20541248 + ... + 20541251.

It is an arithmetic number, because the mean of its divisors is an integer number (30811875).

Almost surely, 2^82164998 is an apocalyptic number.

82164998 is a deficient number, since it is larger than the sum of its proper divisors (41082502).

82164998 is a wasteful number, since it uses less digits than its factorization.

82164998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41082501.

The product of its digits is 248832, while the sum is 47.

The square root of 82164998 is about 9064.4910502466. The cubic root of 82164998 is about 434.7393479661.

The spelling of 82164998 in words is "eighty-two million, one hundred sixty-four thousand, nine hundred ninety-eight".