43481016 has 64 divisors (see below), whose sum is σ = 123379200. Its totient is φ = 14181984.

The previous prime is 43480991. The next prime is 43481023. The reversal of 43481016 is 61018434.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 14.

It is a congruent number.

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, 8011 + ... + 12293.

It is an arithmetic number, because the mean of its divisors is an integer number (1927800).

Almost surely, 2^43481016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43481016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61689600).

43481016 is an abundant number, since it is smaller than the sum of its proper divisors (79898184).

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

43481016 is a wasteful number, since it uses less digits than its factorization.

43481016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4345 (or 4335 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 43481016 is about 6594.0136487575. The cubic root of 43481016 is about 351.6413142055.

The spelling of 43481016 in words is "forty-three million, four hundred eighty-one thousand, sixteen".