138546762 has 16 divisors (see below), whose sum is σ = 277318272. Its totient is φ = 46144800.

The previous prime is 138546757. The next prime is 138546763. The reversal of 138546762 is 267645831.

It is not an unprimeable number, because it can be changed into a prime (138546763) 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, 739 + ... + 16662.

It is an arithmetic number, because the mean of its divisors is an integer number (17332392).

Almost surely, 2^138546762 is an apocalyptic number.

138546762 is an abundant number, since it is smaller than the sum of its proper divisors (138771510).

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

138546762 is a wasteful number, since it uses less digits than its factorization.

138546762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18733.

The product of its digits is 241920, while the sum is 42.

The square root of 138546762 is about 11770.5888552782. The cubic root of 138546762 is about 517.4465075750.

The spelling of 138546762 in words is "one hundred thirty-eight million, five hundred forty-six thousand, seven hundred sixty-two".