82253918 has 16 divisors (see below), whose sum is σ = 129390480. Its totient is φ = 39162816.

The previous prime is 82253909. The next prime is 82253929. The reversal of 82253918 is 81935228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5480 + ... + 13947.

It is an arithmetic number, because the mean of its divisors is an integer number (8086905).

Almost surely, 2^82253918 is an apocalyptic number.

82253918 is a deficient number, since it is larger than the sum of its proper divisors (47136562).

82253918 is a wasteful number, since it uses less digits than its factorization.

82253918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19531.

The product of its digits is 34560, while the sum is 38.

The square root of 82253918 is about 9069.3945773684. The cubic root of 82253918 is about 434.8961182337.

The spelling of 82253918 in words is "eighty-two million, two hundred fifty-three thousand, nine hundred eighteen".