138426700 has 36 divisors (see below), whose sum is σ = 301152600. Its totient is φ = 55229440.

The previous prime is 138426679. The next prime is 138426707. The reversal of 138426700 is 7624831.

It is not an unprimeable number, because it can be changed into a prime (138426707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43359 + ... + 46441.

It is an arithmetic number, because the mean of its divisors is an integer number (8365350).

Almost surely, 2^138426700 is an apocalyptic number.

138426700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

138426700 is an abundant number, since it is smaller than the sum of its proper divisors (162725900).

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

138426700 is a wasteful number, since it uses less digits than its factorization.

138426700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546 (or 3539 counting only the distinct ones).

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

The square root of 138426700 is about 11765.4876652011. The cubic root of 138426700 is about 517.2969945971.

The spelling of 138426700 in words is "one hundred thirty-eight million, four hundred twenty-six thousand, seven hundred".