138383202 has 32 divisors (see below), whose sum is σ = 288034560. Its totient is φ = 44286480.

The previous prime is 138383191. The next prime is 138383209. The reversal of 138383202 is 202383831.

It is a self number, because there is not a number n which added to its sum of digits gives 138383202.

It is not an unprimeable number, because it can be changed into a prime (138383209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10677 + ... + 19767.

It is an arithmetic number, because the mean of its divisors is an integer number (9001080).

Almost surely, 2^138383202 is an apocalyptic number.

138383202 is an abundant number, since it is smaller than the sum of its proper divisors (149651358).

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

138383202 is a wasteful number, since it uses less digits than its factorization.

138383202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9198.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 138383202 is about 11763.6389777993. The cubic root of 138383202 is about 517.2428052874.

The spelling of 138383202 in words is "one hundred thirty-eight million, three hundred eighty-three thousand, two hundred two".