138346350 has 24 divisors (see below), whose sum is σ = 343099320. Its totient is φ = 36892320.

The previous prime is 138346343. The next prime is 138346363. The reversal of 138346350 is 53643831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 461005 + ... + 461304.

It is an arithmetic number, because the mean of its divisors is an integer number (14295805).

Almost surely, 2^138346350 is an apocalyptic number.

138346350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138346350 is an abundant number, since it is smaller than the sum of its proper divisors (204752970).

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

138346350 is a wasteful number, since it uses less digits than its factorization.

138346350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922324 (or 922319 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 138346350 is about 11762.0725214564. The cubic root of 138346350 is about 517.1968866020.

The spelling of 138346350 in words is "one hundred thirty-eight million, three hundred forty-six thousand, three hundred fifty".