12634822 has 16 divisors (see below), whose sum is σ = 19514880. Its totient is φ = 6132168.

The previous prime is 12634799. The next prime is 12634861. The reversal of 12634822 is 22843621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12583 + ... + 13549.

It is an arithmetic number, because the mean of its divisors is an integer number (1219680).

Almost surely, 2^12634822 is an apocalyptic number.

12634822 is a deficient number, since it is larger than the sum of its proper divisors (6880058).

12634822 is a wasteful number, since it uses less digits than its factorization.

12634822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155.

The product of its digits is 4608, while the sum is 28.

The square root of 12634822 is about 3554.5494791886. The cubic root of 12634822 is about 232.9108440907.

It can be divided in two parts, 12634 and 822, that added together give a square (13456 = 116²).

The spelling of 12634822 in words is "twelve million, six hundred thirty-four thousand, eight hundred twenty-two".