10409385 has 16 divisors (see below), whose sum is σ = 19034496. Its totient is φ = 4758528.

The previous prime is 10409369. The next prime is 10409393. The reversal of 10409385 is 58390401.

It is not a de Polignac number, because 10409385 - 2⁴ = 10409369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49464 + ... + 49673.

It is an arithmetic number, because the mean of its divisors is an integer number (1189656).

Almost surely, 2^10409385 is an apocalyptic number.

10409385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10409385 is a deficient number, since it is larger than the sum of its proper divisors (8625111).

10409385 is an equidigital number, since it uses as much as digits as its factorization.

10409385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99152.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 10409385 is about 3226.3578536796. The cubic root of 10409385 is about 218.3442153477.

Adding to 10409385 its reverse (58390401), we get a palindrome (68799786).

The spelling of 10409385 in words is "ten million, four hundred nine thousand, three hundred eighty-five".