16481416 has 16 divisors (see below), whose sum is σ = 35317440. Its totient is φ = 7063440.

The previous prime is 16481401. The next prime is 16481441. The reversal of 16481416 is 61418461.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147100 + ... + 147211.

It is an arithmetic number, because the mean of its divisors is an integer number (2207340).

Almost surely, 2^16481416 is an apocalyptic number.

It is an amenable number.

16481416 is an abundant number, since it is smaller than the sum of its proper divisors (18836024).

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

16481416 is a wasteful number, since it uses less digits than its factorization.

16481416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294324 (or 294320 counting only the distinct ones).

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

The square root of 16481416 is about 4059.7310255730. The cubic root of 16481416 is about 254.4865536876.

Adding to 16481416 its reverse (61418461), we get a palindrome (77899877).

The spelling of 16481416 in words is "sixteen million, four hundred eighty-one thousand, four hundred sixteen".