10139738 has 8 divisors (see below), whose sum is σ = 17382432. Its totient is φ = 4345596.

The previous prime is 10139737. The next prime is 10139743. The reversal of 10139738 is 83793101.

10139738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10139737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362120 + ... + 362147.

It is an arithmetic number, because the mean of its divisors is an integer number (2172804).

Almost surely, 2^10139738 is an apocalyptic number.

10139738 is a deficient number, since it is larger than the sum of its proper divisors (7242694).

10139738 is an equidigital number, since it uses as much as digits as its factorization.

10139738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724276.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 10139738 is about 3184.2955264862. The cubic root of 10139738 is about 216.4423519368.

The spelling of 10139738 in words is "ten million, one hundred thirty-nine thousand, seven hundred thirty-eight".