10205418 has 16 divisors (see below), whose sum is σ = 20468736. Its totient is φ = 3392160.

The previous prime is 10205411. The next prime is 10205441. The reversal of 10205418 is 81450201.

It is a junction number, because it is equal to n+sod(n) for n = 10205394 and 10205403.

It is not an unprimeable number, because it can be changed into a prime (10205411) 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, 78 + ... + 4518.

It is an arithmetic number, because the mean of its divisors is an integer number (1279296).

Almost surely, 2^10205418 is an apocalyptic number.

10205418 is an abundant number, since it is smaller than the sum of its proper divisors (10263318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10205418 is a wasteful number, since it uses less digits than its factorization.

10205418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4829.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 10205418 is about 3194.5919927277. The cubic root of 10205418 is about 216.9086805263.

Adding to 10205418 its reverse (81450201), we get a palindrome (91655619).

The spelling of 10205418 in words is "ten million, two hundred five thousand, four hundred eighteen".