82481955 has 32 divisors (see below), whose sum is σ = 138378240. Its totient is φ = 41905920.

The previous prime is 82481929. The next prime is 82481981. The reversal of 82481955 is 55918428.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (82481929) and next prime (82481981).

It is not a de Polignac number, because 82481955 - 2⁷ = 82481827 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 24886 + ... + 28004.

It is an arithmetic number, because the mean of its divisors is an integer number (4324320).

Almost surely, 2^82481955 is an apocalyptic number.

82481955 is a deficient number, since it is larger than the sum of its proper divisors (55896285).

82481955 is a wasteful number, since it uses less digits than its factorization.

82481955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211.

The product of its digits is 115200, while the sum is 42.

The square root of 82481955 is about 9081.9576634116. The cubic root of 82481955 is about 435.2976427746.

It can be divided in two parts, 82481 and 955, that added together give a triangular number (83436 = T₄₀₈).

The spelling of 82481955 in words is "eighty-two million, four hundred eighty-one thousand, nine hundred fifty-five".