138300922 has 8 divisors (see below), whose sum is σ = 207902772. Its totient is φ = 69000000.

The previous prime is 138300907. The next prime is 138300947. The reversal of 138300922 is 229003831.

It can be written as a sum of positive squares in 2 ways, for example, as 134304921 + 3996001 = 11589^2 + 1999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 74079 + ... + 75922.

Almost surely, 2^138300922 is an apocalyptic number.

138300922 is a deficient number, since it is larger than the sum of its proper divisors (69601850).

138300922 is a wasteful number, since it uses less digits than its factorization.

138300922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150464.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 138300922 is about 11760.1412406484. The cubic root of 138300922 is about 517.1402707431.

The spelling of 138300922 in words is "one hundred thirty-eight million, three hundred thousand, nine hundred twenty-two".