12627290 has 32 divisors (see below), whose sum is σ = 24690960. Its totient is φ = 4621824.

The previous prime is 12627287. The next prime is 12627301. The reversal of 12627290 is 9272621.

It can be written as a sum of positive squares in 8 ways, for example, as 1545049 + 11082241 = 1243^2 + 3329^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17456 + ... + 18164.

Almost surely, 2^12627290 is an apocalyptic number.

12627290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12627290 is a deficient number, since it is larger than the sum of its proper divisors (12063670).

12627290 is a wasteful number, since it uses less digits than its factorization.

12627290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 12627290 is about 3553.4898339520. The cubic root of 12627290 is about 232.8645531553.

The spelling of 12627290 in words is "twelve million, six hundred twenty-seven thousand, two hundred ninety".