82519415 has 8 divisors (see below), whose sum is σ = 108025488. Its totient is φ = 60014080.

The previous prime is 82519403. The next prime is 82519417. The reversal of 82519415 is 51491528.

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

It is not a de Polignac number, because 82519415 - 2⁴ = 82519399 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 (82519417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750122 + ... + 750231.

It is an arithmetic number, because the mean of its divisors is an integer number (13503186).

Almost surely, 2^82519415 is an apocalyptic number.

82519415 is a deficient number, since it is larger than the sum of its proper divisors (25506073).

82519415 is a wasteful number, since it uses less digits than its factorization.

82519415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500369.

The product of its digits is 14400, while the sum is 35.

The square root of 82519415 is about 9084.0197599961. The cubic root of 82519415 is about 435.3635310519.

The spelling of 82519415 in words is "eighty-two million, five hundred nineteen thousand, four hundred fifteen".