13700738 has 4 divisors (see below), whose sum is σ = 20551110. Its totient is φ = 6850368.

The previous prime is 13700723. The next prime is 13700741. The reversal of 13700738 is 83700731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10543009 + 3157729 = 3247^2 + 1777^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13700738.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3425183 + ... + 3425186.

Almost surely, 2^13700738 is an apocalyptic number.

13700738 is a deficient number, since it is larger than the sum of its proper divisors (6850372).

13700738 is an equidigital number, since it uses as much as digits as its factorization.

13700738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850371.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 13700738 is about 3701.4507966472. The cubic root of 13700738 is about 239.2845475593.

The spelling of 13700738 in words is "thirteen million, seven hundred thousand, seven hundred thirty-eight".