13740038 has 32 divisors (see below), whose sum is σ = 23133600. Its totient is φ = 6116448.

The previous prime is 13740019. The next prime is 13740047. The reversal of 13740038 is 83004731.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13739989 and 13740016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232853 + ... + 232911.

It is an arithmetic number, because the mean of its divisors is an integer number (722925).

Almost surely, 2^13740038 is an apocalyptic number.

13740038 is a deficient number, since it is larger than the sum of its proper divisors (9393562).

13740038 is an equidigital number, since it uses as much as digits as its factorization.

13740038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 13740038 is about 3706.7557243498. The cubic root of 13740038 is about 239.5131217541.

Adding to 13740038 its reverse (83004731), we get a palindrome (96744769).

The spelling of 13740038 in words is "thirteen million, seven hundred forty thousand, thirty-eight".