13446464 has 14 divisors (see below), whose sum is σ = 26682954. Its totient is φ = 6723200.

The previous prime is 13446463. The next prime is 13446469. The reversal of 13446464 is 46464431.

It can be written as a sum of positive squares in only one way, i.e., 8952064 + 4494400 = 2992^2 + 2120^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

13446464 is a modest number, since divided by 6464 gives 1344 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 13446464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13446463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104987 + ... + 105114.

Almost surely, 2^13446464 is an apocalyptic number.

It is an amenable number.

13446464 is a deficient number, since it is larger than the sum of its proper divisors (13236490).

13446464 is an equidigital number, since it uses as much as digits as its factorization.

13446464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210113 (or 210103 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 13446464 is about 3666.9420502648. The cubic root of 13446464 is about 237.7949885803.

The spelling of 13446464 in words is "thirteen million, four hundred forty-six thousand, four hundred sixty-four".