12669735 has 32 divisors (see below), whose sum is σ = 22353408. Its totient is φ = 6088320.

The previous prime is 12669707. The next prime is 12669791. The reversal of 12669735 is 53796621.

It is not a de Polignac number, because 12669735 - 2¹⁶ = 12604199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 12669693 and 12669702.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 7630 + ... + 9140.

It is an arithmetic number, because the mean of its divisors is an integer number (698544).

Almost surely, 2^12669735 is an apocalyptic number.

12669735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12669735 is a deficient number, since it is larger than the sum of its proper divisors (9683673).

12669735 is a wasteful number, since it uses less digits than its factorization.

12669735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575.

The product of its digits is 68040, while the sum is 39.

The square root of 12669735 is about 3559.4571215285. The cubic root of 12669735 is about 233.1251760355.

The spelling of 12669735 in words is "twelve million, six hundred sixty-nine thousand, seven hundred thirty-five".