13970648 has 8 divisors (see below), whose sum is σ = 26194980. Its totient is φ = 6985320.

The previous prime is 13970633. The next prime is 13970653. The reversal of 13970648 is 84607931.

13970648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 873158 + ... + 873173.

Almost surely, 2^13970648 is an apocalyptic number.

It is an amenable number.

13970648 is a deficient number, since it is larger than the sum of its proper divisors (12224332).

13970648 is a wasteful number, since it uses less digits than its factorization.

13970648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746337 (or 1746333 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 13970648 is about 3737.7330027705. The cubic root of 13970648 is about 240.8456740549.

The spelling of 13970648 in words is "thirteen million, nine hundred seventy thousand, six hundred forty-eight".