138276022 has 16 divisors (see below), whose sum is σ = 210212352. Its totient is φ = 68209920.

The previous prime is 138276013. The next prime is 138276029. The reversal of 138276022 is 220672831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138276029) 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, 73372 + ... + 75232.

It is an arithmetic number, because the mean of its divisors is an integer number (13138272).

Almost surely, 2^138276022 is an apocalyptic number.

138276022 is a deficient number, since it is larger than the sum of its proper divisors (71936330).

138276022 is a wasteful number, since it uses less digits than its factorization.

138276022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 138276022 is about 11759.0825322386. The cubic root of 138276022 is about 517.1092331925.

The spelling of 138276022 in words is "one hundred thirty-eight million, two hundred seventy-six thousand, twenty-two".