82029254 has 4 divisors (see below), whose sum is σ = 123043884. Its totient is φ = 41014626.

The previous prime is 82029223. The next prime is 82029257. The reversal of 82029254 is 45292028.

82029254 = 4527² + 4528² + ... + 4530².

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 82029254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82029257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20507312 + ... + 20507315.

It is an arithmetic number, because the mean of its divisors is an integer number (30760971).

Almost surely, 2^82029254 is an apocalyptic number.

82029254 is a deficient number, since it is larger than the sum of its proper divisors (41014630).

82029254 is a wasteful number, since it uses less digits than its factorization.

82029254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41014629.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 82029254 is about 9057.0002760296. Note that the first 3 decimals coincide. The cubic root of 82029254 is about 434.4998064430.

The spelling of 82029254 in words is "eighty-two million, twenty-nine thousand, two hundred fifty-four".