10729427 has 4 divisors (see below), whose sum is σ = 10774560. Its totient is φ = 10684296.

The previous prime is 10729421. The next prime is 10729457. The reversal of 10729427 is 72492701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10729427 - 2¹⁸ = 10467283 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10729393 and 10729402.

It is not an unprimeable number, because it can be changed into a prime (10729421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22208 + ... + 22685.

It is an arithmetic number, because the mean of its divisors is an integer number (2693640).

Almost surely, 2^10729427 is an apocalyptic number.

10729427 is a deficient number, since it is larger than the sum of its proper divisors (45133).

10729427 is an equidigital number, since it uses as much as digits as its factorization.

10729427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45132.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 10729427 is about 3275.5804065845. The cubic root of 10729427 is about 220.5593685639.

The spelling of 10729427 in words is "ten million, seven hundred twenty-nine thousand, four hundred twenty-seven".