13404532 has 12 divisors (see below), whose sum is σ = 23677920. Its totient is φ = 6639416.

The previous prime is 13404529. The next prime is 13404533. The reversal of 13404532 is 23540431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13404533) 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 3 ways as a sum of consecutive naturals, for example, 15232 + ... + 16087.

It is an arithmetic number, because the mean of its divisors is an integer number (1973160).

Almost surely, 2^13404532 is an apocalyptic number.

It is an amenable number.

13404532 is a deficient number, since it is larger than the sum of its proper divisors (10273388).

13404532 is a wasteful number, since it uses less digits than its factorization.

13404532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31430 (or 31428 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 13404532 is about 3661.2200152408. The cubic root of 13404532 is about 237.5475480055.

Adding to 13404532 its reverse (23540431), we get a palindrome (36944963).

The spelling of 13404532 in words is "thirteen million, four hundred four thousand, five hundred thirty-two".