82415606 has 32 divisors (see below), whose sum is σ = 155705088. Its totient is φ = 31842720.

The previous prime is 82415591. The next prime is 82415621. The reversal of 82415606 is 60651428.

82415606 = 366² + 367² + ... + 666².

It is an interprime number because it is at equal distance from previous prime (82415591) and next prime (82415621).

It is a super-2 number, since 2×82415606² = 13584664224694472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2561 + ... + 13091.

It is an arithmetic number, because the mean of its divisors is an integer number (4865784).

Almost surely, 2^82415606 is an apocalyptic number.

82415606 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

82415606 is a deficient number, since it is larger than the sum of its proper divisors (73289482).

82415606 is a wasteful number, since it uses less digits than its factorization.

82415606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10596.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 82415606 is about 9078.3041367868. The cubic root of 82415606 is about 435.1808927496.

The spelling of 82415606 in words is "eighty-two million, four hundred fifteen thousand, six hundred six".