10138634 has 16 divisors (see below), whose sum is σ = 16765056. Its totient is φ = 4560000.

The previous prime is 10138631. The next prime is 10138651. The reversal of 10138634 is 43683101.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10138631) 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, 242 + ... + 4509.

It is an arithmetic number, because the mean of its divisors is an integer number (1047816).

Almost surely, 2^10138634 is an apocalyptic number.

10138634 is a deficient number, since it is larger than the sum of its proper divisors (6626422).

10138634 is a wasteful number, since it uses less digits than its factorization.

10138634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4861.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 10138634 is about 3184.1221710230. The cubic root of 10138634 is about 216.4344963417.

The spelling of 10138634 in words is "ten million, one hundred thirty-eight thousand, six hundred thirty-four".