82501418 has 8 divisors (see below), whose sum is σ = 123982500. Its totient is φ = 41173920.

The previous prime is 82501399. The next prime is 82501421. The reversal of 82501418 is 81410528.

It can be written as a sum of positive squares in 2 ways, for example, as 82500889 + 529 = 9083^2 + 23^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37043 + ... + 39206.

Almost surely, 2^82501418 is an apocalyptic number.

82501418 is a deficient number, since it is larger than the sum of its proper divisors (41481082).

82501418 is a wasteful number, since it uses less digits than its factorization.

82501418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76792.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 82501418 is about 9083.0291202880. The cubic root of 82501418 is about 435.3318786740.

The spelling of 82501418 in words is "eighty-two million, five hundred one thousand, four hundred eighteen".