82412270 has 8 divisors (see below), whose sum is σ = 148342104. Its totient is φ = 32964904.

The previous prime is 82412269. The next prime is 82412293. The reversal of 82412270 is 7221428.

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

It is a congruent number.

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, 4120604 + ... + 4120623.

It is an arithmetic number, because the mean of its divisors is an integer number (18542763).

Almost surely, 2^82412270 is an apocalyptic number.

82412270 is a deficient number, since it is larger than the sum of its proper divisors (65929834).

82412270 is a wasteful number, since it uses less digits than its factorization.

82412270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8241234.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 82412270 is about 9078.1204001710. The cubic root of 82412270 is about 435.1750209529.

Adding to 82412270 its reverse (7221428), we get a palindrome (89633698).

The spelling of 82412270 in words is "eighty-two million, four hundred twelve thousand, two hundred seventy".