13820802 has 16 divisors (see below), whose sum is σ = 28284960. Its totient is φ = 4499712.

The previous prime is 13820801. The next prime is 13820819. The reversal of 13820802 is 20802831.

It is not an unprimeable number, because it can be changed into a prime (13820801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26527 + ... + 27042.

It is an arithmetic number, because the mean of its divisors is an integer number (1767810).

Almost surely, 2^13820802 is an apocalyptic number.

13820802 is an abundant number, since it is smaller than the sum of its proper divisors (14464158).

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

13820802 is a wasteful number, since it uses less digits than its factorization.

13820802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53617.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 13820802 is about 3717.6339249582. The cubic root of 13820802 is about 239.9814916283.

The spelling of 13820802 in words is "thirteen million, eight hundred twenty thousand, eight hundred two".