13772446 has 8 divisors (see below), whose sum is σ = 21556944. Its totient is φ = 6586800.

The previous prime is 13772443. The next prime is 13772459. The reversal of 13772446 is 64427731.

13772446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (13772443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149655 + ... + 149746.

It is an arithmetic number, because the mean of its divisors is an integer number (2694618).

Almost surely, 2^13772446 is an apocalyptic number.

13772446 is a deficient number, since it is larger than the sum of its proper divisors (7784498).

13772446 is a wasteful number, since it uses less digits than its factorization.

13772446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299426.

The product of its digits is 28224, while the sum is 34.

The square root of 13772446 is about 3711.1246273872. The cubic root of 13772446 is about 239.7012834486.

The spelling of 13772446 in words is "thirteen million, seven hundred seventy-two thousand, four hundred forty-six".