138270562 has 8 divisors (see below), whose sum is σ = 218322000. Its totient is φ = 65496564.

The previous prime is 138270551. The next prime is 138270563. The reversal of 138270562 is 265072831.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (138270563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1819312 + ... + 1819387.

It is an arithmetic number, because the mean of its divisors is an integer number (27290250).

Almost surely, 2^138270562 is an apocalyptic number.

138270562 is a deficient number, since it is larger than the sum of its proper divisors (80051438).

138270562 is a wasteful number, since it uses less digits than its factorization.

138270562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638720.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 138270562 is about 11758.8503689774. The cubic root of 138270562 is about 517.1024268700.

The spelling of 138270562 in words is "one hundred thirty-eight million, two hundred seventy thousand, five hundred sixty-two".