13322748 has 12 divisors (see below), whose sum is σ = 31086440. Its totient is φ = 4440912.

The previous prime is 13322717. The next prime is 13322753. The reversal of 13322748 is 84722331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×13322748³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555103 + ... + 555126.

Almost surely, 2^13322748 is an apocalyptic number.

It is an amenable number.

13322748 is an abundant number, since it is smaller than the sum of its proper divisors (17763692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13322748 is a wasteful number, since it uses less digits than its factorization.

13322748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110236 (or 1110234 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 13322748 is about 3650.0339724446. The cubic root of 13322748 is about 237.0634521838.

The spelling of 13322748 in words is "thirteen million, three hundred twenty-two thousand, seven hundred forty-eight".