82481355 has 64 divisors (see below), whose sum is σ = 162547200. Its totient is φ = 39346560.

The previous prime is 82481341. The next prime is 82481369. The reversal of 82481355 is 55318428.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (82481341) and next prime (82481369).

It is not a de Polignac number, because 82481355 - 2⁷ = 82481227 is a prime.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 99081 + ... + 99909.

It is an arithmetic number, because the mean of its divisors is an integer number (2539800).

Almost surely, 2^82481355 is an apocalyptic number.

82481355 is a deficient number, since it is larger than the sum of its proper divisors (80065845).

82481355 is a wasteful number, since it uses less digits than its factorization.

82481355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921 (or 915 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 82481355 is about 9081.9246308258. The cubic root of 82481355 is about 435.2965872742.

The spelling of 82481355 in words is "eighty-two million, four hundred eighty-one thousand, three hundred fifty-five".