82253278 has 8 divisors (see below), whose sum is σ = 124062120. Its totient is φ = 40899240.

The previous prime is 82253263. The next prime is 82253291. The reversal of 82253278 is 87235228.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113248 + ... + 113971.

It is an arithmetic number, because the mean of its divisors is an integer number (15507765).

Almost surely, 2^82253278 is an apocalyptic number.

82253278 is a deficient number, since it is larger than the sum of its proper divisors (41808842).

82253278 is a wasteful number, since it uses less digits than its factorization.

82253278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227402.

The product of its digits is 53760, while the sum is 37.

The square root of 82253278 is about 9069.3592937980. The cubic root of 82253278 is about 434.8949902865.

The spelling of 82253278 in words is "eighty-two million, two hundred fifty-three thousand, two hundred seventy-eight".