10638934 has 8 divisors (see below), whose sum is σ = 15977808. Its totient is φ = 5313000.

The previous prime is 10638913. The next prime is 10638959. The reversal of 10638934 is 43983601.

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

It is a super-2 number, since 2×10638934² = 226373833312712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10638934.

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 3 ways as a sum of consecutive naturals, for example, 817 + ... + 4684.

It is an arithmetic number, because the mean of its divisors is an integer number (1997226).

Almost surely, 2^10638934 is an apocalyptic number.

10638934 is a deficient number, since it is larger than the sum of its proper divisors (5338874).

10638934 is an equidigital number, since it uses as much as digits as its factorization.

10638934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6470.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 10638934 is about 3261.7378803331. The cubic root of 10638934 is about 219.9375442546.

The spelling of 10638934 in words is "ten million, six hundred thirty-eight thousand, nine hundred thirty-four".