13427004 has 24 divisors (see below), whose sum is σ = 32177488. Its totient is φ = 4354560.

The previous prime is 13427003. The next prime is 13427017. The reversal of 13427004 is 40072431.

13427004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13427003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14677 + ... + 15564.

Almost surely, 2^13427004 is an apocalyptic number.

It is an amenable number.

13427004 is an abundant number, since it is smaller than the sum of its proper divisors (18750484).

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

13427004 is a wasteful number, since it uses less digits than its factorization.

13427004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30285 (or 30283 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 13427004 is about 3664.2876524640. The cubic root of 13427004 is about 237.6802192598.

Adding to 13427004 its reverse (40072431), we get a palindrome (53499435).

The spelling of 13427004 in words is "thirteen million, four hundred twenty-seven thousand, four".