13775774 has 8 divisors (see below), whose sum is σ = 20688528. Its totient is φ = 6879600.

The previous prime is 13775771. The next prime is 13775777. The reversal of 13775774 is 47757731.

It is an interprime number because it is at equal distance from previous prime (13775771) and next prime (13775777).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13775771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1802 + ... + 5549.

It is an arithmetic number, because the mean of its divisors is an integer number (2586066).

Almost surely, 2^13775774 is an apocalyptic number.

13775774 is a deficient number, since it is larger than the sum of its proper divisors (6912754).

13775774 is an equidigital number, since it uses as much as digits as its factorization.

13775774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8290.

The product of its digits is 144060, while the sum is 41.

The square root of 13775774 is about 3711.5729819040. The cubic root of 13775774 is about 239.7205891847.

The spelling of 13775774 in words is "thirteen million, seven hundred seventy-five thousand, seven hundred seventy-four".