13801506 has 16 divisors (see below), whose sum is σ = 28555200. Its totient is φ = 4441808.

The previous prime is 13801499. The next prime is 13801507. The reversal of 13801506 is 60510831.

It is not an unprimeable number, because it can be changed into a prime (13801507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39486 + ... + 39833.

It is an arithmetic number, because the mean of its divisors is an integer number (1784700).

Almost surely, 2^13801506 is an apocalyptic number.

13801506 is an abundant number, since it is smaller than the sum of its proper divisors (14753694).

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

13801506 is a wasteful number, since it uses less digits than its factorization.

13801506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79353.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 13801506 is about 3715.0378194576. The cubic root of 13801506 is about 239.8697557201.

The spelling of 13801506 in words is "thirteen million, eight hundred one thousand, five hundred six".