16461418 has 16 divisors (see below), whose sum is σ = 25409664. Its totient is φ = 7993440.

The previous prime is 16461409. The next prime is 16461463. The reversal of 16461418 is 81416461.

It is a self number, because there is not a number n which added to its sum of digits gives 16461418.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29821 + ... + 30367.

It is an arithmetic number, because the mean of its divisors is an integer number (1588104).

Almost surely, 2^16461418 is an apocalyptic number.

16461418 is a deficient number, since it is larger than the sum of its proper divisors (8948246).

16461418 is a wasteful number, since it uses less digits than its factorization.

16461418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957.

The product of its digits is 4608, while the sum is 31.

The square root of 16461418 is about 4057.2673069444. The cubic root of 16461418 is about 254.3835835332.

Adding to 16461418 its reverse (81416461), we get a palindrome (97877879).

The spelling of 16461418 in words is "sixteen million, four hundred sixty-one thousand, four hundred eighteen".