138466314 has 32 divisors (see below), whose sum is σ = 351661440. Its totient is φ = 39561696.

The previous prime is 138466313. The next prime is 138466337. The reversal of 138466314 is 413664831.

It is a happy number.

138466314 is a `hidden beast` number, since 13 + 8 + 4 + 6 + 631 + 4 = 666.

It is a super-2 number, since 2×138466314² = 38345840225493192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (138466313) 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, 182779 + ... + 183534.

It is an arithmetic number, because the mean of its divisors is an integer number (10989420).

Almost surely, 2^138466314 is an apocalyptic number.

138466314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

138466314 is an abundant number, since it is smaller than the sum of its proper divisors (213195126).

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

138466314 is a wasteful number, since it uses less digits than its factorization.

138466314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366331 (or 366325 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 138466314 is about 11767.1710279064. The cubic root of 138466314 is about 517.3463353883.

The spelling of 138466314 in words is "one hundred thirty-eight million, four hundred sixty-six thousand, three hundred fourteen".