13620248 has 16 divisors (see below), whose sum is σ = 25651080. Its totient is φ = 6779968.

The previous prime is 13620223. The next prime is 13620287. The reversal of 13620248 is 84202631.

13620248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13620248² = 371022311163008, which contains 22 as substring.

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, 1790 + ... + 5517.

Almost surely, 2^13620248 is an apocalyptic number.

It is an amenable number.

13620248 is a deficient number, since it is larger than the sum of its proper divisors (12030832).

13620248 is a wasteful number, since it uses less digits than its factorization.

13620248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7546 (or 7542 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 13620248 is about 3690.5620168207. The cubic root of 13620248 is about 238.8150387030.

Adding to 13620248 its reverse (84202631), we get a palindrome (97822879).

The spelling of 13620248 in words is "thirteen million, six hundred twenty thousand, two hundred forty-eight".