82840226 has 16 divisors (see below), whose sum is σ = 145034496. Its totient is φ = 34747296.

The previous prime is 82840223. The next prime is 82840237. The reversal of 82840226 is 62204828.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 82840192 and 82840201.

It is not an unprimeable number, because it can be changed into a prime (82840223) 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, 62291 + ... + 63606.

It is an arithmetic number, because the mean of its divisors is an integer number (9064656).

Almost surely, 2^82840226 is an apocalyptic number.

82840226 is a deficient number, since it is larger than the sum of its proper divisors (62194270).

82840226 is a wasteful number, since it uses less digits than its factorization.

82840226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125953.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 82840226 is about 9101.6606177115. The cubic root of 82840226 is about 435.9269895703.

The spelling of 82840226 in words is "eighty-two million, eight hundred forty thousand, two hundred twenty-six".