13745386 has 4 divisors (see below), whose sum is σ = 20618082. Its totient is φ = 6872692.

The previous prime is 13745377. The next prime is 13745419. The reversal of 13745386 is 68354731.

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., 7590025 + 6155361 = 2755^2 + 2481^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3436345 + ... + 3436348.

Almost surely, 2^13745386 is an apocalyptic number.

13745386 is a deficient number, since it is larger than the sum of its proper divisors (6872696).

13745386 is an equidigital number, since it uses as much as digits as its factorization.

13745386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6872695.

The product of its digits is 60480, while the sum is 37.

The square root of 13745386 is about 3707.4770397131. The cubic root of 13745386 is about 239.5441927507.

The spelling of 13745386 in words is "thirteen million, seven hundred forty-five thousand, three hundred eighty-six".