13429026 has 24 divisors (see below), whose sum is σ = 31334940. Its totient is φ = 4131936.

The previous prime is 13428977. The next prime is 13429027. The reversal of 13429026 is 62092431.

It can be written as a sum of positive squares in 2 ways, for example, as 13329801 + 99225 = 3651^2 + 315^2 .

It is not an unprimeable number, because it can be changed into a prime (13429027) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 28461 + ... + 28928.

Almost surely, 2^13429026 is an apocalyptic number.

13429026 is an abundant number, since it is smaller than the sum of its proper divisors (17905914).

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

13429026 is a wasteful number, since it uses less digits than its factorization.

13429026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57410 (or 57407 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 13429026 is about 3664.5635483643. The cubic root of 13429026 is about 237.6921495778.

The spelling of 13429026 in words is "thirteen million, four hundred twenty-nine thousand, twenty-six".