82406208 has 56 divisors (see below), whose sum is σ = 230867712. Its totient is φ = 25851904.

The previous prime is 82406183. The next prime is 82406213. The reversal of 82406208 is 80260428.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9360 + ... + 15887.

Almost surely, 2^82406208 is an apocalyptic number.

It is an amenable number.

82406208 is an abundant number, since it is smaller than the sum of its proper divisors (148461504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82406208 is a wasteful number, since it uses less digits than its factorization.

82406208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25279 (or 25269 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 82406208 is about 9077.7865143437. The cubic root of 82406208 is about 435.1643506338.

The spelling of 82406208 in words is "eighty-two million, four hundred six thousand, two hundred eight".