138702350 has 12 divisors (see below), whose sum is σ = 257986464. Its totient is φ = 55480920.

The previous prime is 138702341. The next prime is 138702373. The reversal of 138702350 is 53207831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1386974 + ... + 1387073.

It is an arithmetic number, because the mean of its divisors is an integer number (21498872).

Almost surely, 2^138702350 is an apocalyptic number.

138702350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138702350 is a deficient number, since it is larger than the sum of its proper divisors (119284114).

138702350 is a wasteful number, since it uses less digits than its factorization.

138702350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774059 (or 2774054 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 138702350 is about 11777.1961858500. The cubic root of 138702350 is about 517.6401325717.

The spelling of 138702350 in words is "one hundred thirty-eight million, seven hundred two thousand, three hundred fifty".