13555424 has 24 divisors (see below), whose sum is σ = 26875800. Its totient is φ = 6729856.

The previous prime is 13555403. The next prime is 13555429. The reversal of 13555424 is 42455531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13555429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3347 + ... + 6189.

It is an arithmetic number, because the mean of its divisors is an integer number (1119825).

Almost surely, 2^13555424 is an apocalyptic number.

It is an amenable number.

13555424 is a deficient number, since it is larger than the sum of its proper divisors (13320376).

13555424 is a wasteful number, since it uses less digits than its factorization.

13555424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002 (or 2994 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 13555424 is about 3681.7691399652. The cubic root of 13555424 is about 238.4355651638.

The spelling of 13555424 in words is "thirteen million, five hundred fifty-five thousand, four hundred twenty-four".