12272610 has 32 divisors (see below), whose sum is σ = 33662592. Its totient is φ = 2805120.

The previous prime is 12272609. The next prime is 12272633. The reversal of 12272610 is 1627221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29011 + ... + 29430.

It is an arithmetic number, because the mean of its divisors is an integer number (1051956).

Almost surely, 2^12272610 is an apocalyptic number.

12272610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12272610 is an abundant number, since it is smaller than the sum of its proper divisors (21389982).

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

12272610 is a wasteful number, since it uses less digits than its factorization.

12272610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58458.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 12272610 is about 3503.2285109596. The cubic root of 12272610 is about 230.6635532378.

Adding to 12272610 its reverse (1627221), we get a palindrome (13899831).

The spelling of 12272610 in words is "twelve million, two hundred seventy-two thousand, six hundred ten".