13542426 has 24 divisors (see below), whose sum is σ = 29476980. Its totient is φ = 4493376.

The previous prime is 13542413. The next prime is 13542433. The reversal of 13542426 is 62424531.

It can be written as a sum of positive squares in 2 ways, for example, as 12638025 + 904401 = 3555^2 + 951^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13542426.

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 11 ways as a sum of consecutive naturals, for example, 2580 + ... + 5808.

Almost surely, 2^13542426 is an apocalyptic number.

13542426 is an abundant number, since it is smaller than the sum of its proper divisors (15934554).

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

13542426 is a wasteful number, since it uses less digits than its factorization.

13542426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3470 (or 3467 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 13542426 is about 3680.0035326070. The cubic root of 13542426 is about 238.3593305735.

Adding to 13542426 its reverse (62424531), we get a palindrome (75966957).

The spelling of 13542426 in words is "thirteen million, five hundred forty-two thousand, four hundred twenty-six".