10509738 has 8 divisors (see below), whose sum is σ = 21019488. Its totient is φ = 3503244.

The previous prime is 10509703. The next prime is 10509773. The reversal of 10509738 is 83790501.

It is an interprime number because it is at equal distance from previous prime (10509703) and next prime (10509773).

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

10509738 is an admirable number.

It is a super-2 number, since 2×10509738² = 220909185657288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10509699 and 10509708.

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, 875806 + ... + 875817.

It is an arithmetic number, because the mean of its divisors is an integer number (2627436).

Almost surely, 2^10509738 is an apocalyptic number.

10509738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10509738 is a wasteful number, since it uses less digits than its factorization.

10509738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751628.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 10509738 is about 3241.8726069974. The cubic root of 10509738 is about 219.0436309308.

The spelling of 10509738 in words is "ten million, five hundred nine thousand, seven hundred thirty-eight".