10640319 has 8 divisors (see below), whose sum is σ = 14202672. Its totient is φ = 7085760.

The previous prime is 10640309. The next prime is 10640321. The reversal of 10640319 is 91304601.

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

It is not a de Polignac number, because 10640319 - 2¹⁹ = 10116031 is a prime.

It is a super-2 number, since 2×10640319² = 226432776843522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640309) 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, 3139 + ... + 5579.

It is an arithmetic number, because the mean of its divisors is an integer number (1775334).

Almost surely, 2^10640319 is an apocalyptic number.

10640319 is a deficient number, since it is larger than the sum of its proper divisors (3562353).

10640319 is a wasteful number, since it uses less digits than its factorization.

10640319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3897.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 10640319 is about 3261.9501835558. The cubic root of 10640319 is about 219.9470878261.

The spelling of 10640319 in words is "ten million, six hundred forty thousand, three hundred nineteen".