82613953 has 12 divisors (see below), whose sum is σ = 89301888. Its totient is φ = 76279280.

The previous prime is 82613929. The next prime is 82613963. The reversal of 82613953 is 35931628.

It is not a de Polignac number, because 82613953 - 2⁹ = 82613441 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82613963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17208 + ... + 21478.

It is an arithmetic number, because the mean of its divisors is an integer number (7441824).

Almost surely, 2^82613953 is an apocalyptic number.

It is an amenable number.

82613953 is a deficient number, since it is larger than the sum of its proper divisors (6687935).

82613953 is a wasteful number, since it uses less digits than its factorization.

82613953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352 (or 4323 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 82613953 is about 9089.2218038730. The cubic root of 82613953 is about 435.5297250313.

The spelling of 82613953 in words is "eighty-two million, six hundred thirteen thousand, nine hundred fifty-three".