82406214 has 32 divisors (see below), whose sum is σ = 199774080. Its totient is φ = 24971400.

The previous prime is 82406213. The next prime is 82406239. The reversal of 82406214 is 41260428.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82406213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68772 + ... + 69959.

It is an arithmetic number, because the mean of its divisors is an integer number (6242940).

Almost surely, 2^82406214 is an apocalyptic number.

82406214 is an abundant number, since it is smaller than the sum of its proper divisors (117367866).

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

82406214 is a wasteful number, since it uses less digits than its factorization.

82406214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138753 (or 138747 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 82406214 is about 9077.7868448207. The cubic root of 82406214 is about 435.1643611952.

The spelling of 82406214 in words is "eighty-two million, four hundred six thousand, two hundred fourteen".