10204505 has 16 divisors (see below), whose sum is σ = 13042944. Its totient is φ = 7637760.

The previous prime is 10204427. The next prime is 10204517. The reversal of 10204505 is 50540201.

It is not a de Polignac number, because 10204505 - 2²² = 6010201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 22814 + ... + 23256.

It is an arithmetic number, because the mean of its divisors is an integer number (815184).

Almost surely, 2^10204505 is an apocalyptic number.

It is an amenable number.

10204505 is a deficient number, since it is larger than the sum of its proper divisors (2838439).

10204505 is a wasteful number, since it uses less digits than its factorization.

10204505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 10204505 is about 3194.4490917841. The cubic root of 10204505 is about 216.9022119515.

Adding to 10204505 its reverse (50540201), we get a palindrome (60744706).

The spelling of 10204505 in words is "ten million, two hundred four thousand, five hundred five".