10427665 has 8 divisors (see below), whose sum is σ = 12560040. Its totient is φ = 8310912.

The previous prime is 10427663. The next prime is 10427689. The reversal of 10427665 is 56672401.

It is a happy number.

10427665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 33489 + 10394176 = 183^2 + 3224^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10427665 - 2¹ = 10427663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10427663) 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, 2380 + ... + 5149.

It is an arithmetic number, because the mean of its divisors is an integer number (1570005).

Almost surely, 2^10427665 is an apocalyptic number.

It is an amenable number.

10427665 is a deficient number, since it is larger than the sum of its proper divisors (2132375).

10427665 is an equidigital number, since it uses as much as digits as its factorization.

10427665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 10427665 is about 3229.1895268008. The cubic root of 10427665 is about 218.4719525813.

The spelling of 10427665 in words is "ten million, four hundred twenty-seven thousand, six hundred sixty-five".