16451412 has 24 divisors (see below), whose sum is σ = 39112416. Its totient is φ = 5380128.

The previous prime is 16451411. The next prime is 16451419. The reversal of 16451412 is 21415461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16451411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12298 + ... + 13569.

It is an arithmetic number, because the mean of its divisors is an integer number (1629684).

Almost surely, 2^16451412 is an apocalyptic number.

16451412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16451412 is an abundant number, since it is smaller than the sum of its proper divisors (22661004).

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

16451412 is a wasteful number, since it uses less digits than its factorization.

16451412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25927 (or 25925 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 16451412 is about 4056.0340235259. The cubic root of 16451412 is about 254.3320311084.

Adding to 16451412 its reverse (21415461), we get a palindrome (37866873).

The spelling of 16451412 in words is "sixteen million, four hundred fifty-one thousand, four hundred twelve".