10385789 has 4 divisors (see below), whose sum is σ = 10666524. Its totient is φ = 10105056.

The previous prime is 10385777. The next prime is 10385797. The reversal of 10385789 is 98758301.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5359225 + 5026564 = 2315^2 + 2242^2 .

It is a cyclic number.

It is not a de Polignac number, because 10385789 - 2⁴ = 10385773 is a prime.

It is a super-2 number, since 2×10385789² = 215729226305042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10385689) 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, 140312 + ... + 140385.

It is an arithmetic number, because the mean of its divisors is an integer number (2666631).

Almost surely, 2^10385789 is an apocalyptic number.

It is an amenable number.

10385789 is a deficient number, since it is larger than the sum of its proper divisors (280735).

10385789 is an equidigital number, since it uses as much as digits as its factorization.

10385789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280734.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 10385789 is about 3222.6990241101. The cubic root of 10385789 is about 218.1791095992.

The spelling of 10385789 in words is "ten million, three hundred eighty-five thousand, seven hundred eighty-nine".