10509994 has 8 divisors (see below), whose sum is σ = 17198208. Its totient is φ = 4777260.

The previous prime is 10509991. The next prime is 10509997. The reversal of 10509994 is 49990501.

It is an interprime number because it is at equal distance from previous prime (10509991) and next prime (10509997).

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

It is a super-2 number, since 2×10509994² = 220919947760072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10509991) by changing a digit.

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, 238842 + ... + 238885.

It is an arithmetic number, because the mean of its divisors is an integer number (2149776).

Almost surely, 2^10509994 is an apocalyptic number.

10509994 is a deficient number, since it is larger than the sum of its proper divisors (6688214).

10509994 is a wasteful number, since it uses less digits than its factorization.

10509994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477740.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 10509994 is about 3241.9120901098. The cubic root of 10509994 is about 219.0454094310.

The spelling of 10509994 in words is "ten million, five hundred nine thousand, nine hundred ninety-four".