10640194 has 8 divisors (see below), whose sum is σ = 16162560. Its totient is φ = 5252676.

The previous prime is 10640173. The next prime is 10640207. The reversal of 10640194 is 49104601.

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

It is a super-2 number, since 2×10640194² = 226427456715272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33514 + ... + 33829.

It is an arithmetic number, because the mean of its divisors is an integer number (2020320).

Almost surely, 2^10640194 is an apocalyptic number.

10640194 is a deficient number, since it is larger than the sum of its proper divisors (5522366).

10640194 is an equidigital number, since it uses as much as digits as its factorization.

10640194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67424.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 10640194 is about 3261.9310231824. The cubic root of 10640194 is about 219.9462265269.

Adding to 10640194 its reverse (49104601), we get a palindrome (59744795).

The spelling of 10640194 in words is "ten million, six hundred forty thousand, one hundred ninety-four".