40451016 has 16 divisors (see below), whose sum is σ = 101127600. Its totient is φ = 13483664.

The previous prime is 40451009. The next prime is 40451017. The reversal of 40451016 is 61015404.

40451016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40450983 and 40451001.

It is not an unprimeable number, because it can be changed into a prime (40451017) 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 3 ways as a sum of consecutive naturals, for example, 842706 + ... + 842753.

It is an arithmetic number, because the mean of its divisors is an integer number (6320475).

Almost surely, 2^40451016 is an apocalyptic number.

It is an amenable number.

40451016 is an abundant number, since it is smaller than the sum of its proper divisors (60676584).

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

40451016 is a wasteful number, since it uses less digits than its factorization.

40451016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685468 (or 1685464 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 40451016 is about 6360.1113197805. Note that the first 3 decimals coincide. The cubic root of 40451016 is about 343.2757658427.

The spelling of 40451016 in words is "forty million, four hundred fifty-one thousand, sixteen".