13880002 has 16 divisors (see below), whose sum is σ = 21613824. Its totient is φ = 6678000.

The previous prime is 13879997. The next prime is 13880023. The reversal of 13880002 is 20008831.

13880002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12552 + ... + 13612.

It is an arithmetic number, because the mean of its divisors is an integer number (1350864).

Almost surely, 2^13880002 is an apocalyptic number.

13880002 is a deficient number, since it is larger than the sum of its proper divisors (7733822).

13880002 is a wasteful number, since it uses less digits than its factorization.

13880002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 13880002 is about 3725.5874704535. The cubic root of 13880002 is about 240.3236489991.

Adding to 13880002 its reverse (20008831), we get a palindrome (33888833).

The spelling of 13880002 in words is "thirteen million, eight hundred eighty thousand, two".