40454500 has 24 divisors (see below), whose sum is σ = 88353720. Its totient is φ = 16181600.

The previous prime is 40454497. The next prime is 40454527. The reversal of 40454500 is 545404.

It can be written as a sum of positive squares in 4 ways, for example, as 3415104 + 37039396 = 1848^2 + 6086^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39955 + ... + 40954.

It is an arithmetic number, because the mean of its divisors is an integer number (3681405).

Almost surely, 2^40454500 is an apocalyptic number.

It is an amenable number.

40454500 is an abundant number, since it is smaller than the sum of its proper divisors (47899220).

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

40454500 is a wasteful number, since it uses less digits than its factorization.

40454500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80928 (or 80916 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 40454500 is about 6360.3852084603. The cubic root of 40454500 is about 343.2856208768.

Adding to 40454500 its reverse (545404), we get a palindrome (40999904).

The spelling of 40454500 in words is "forty million, four hundred fifty-four thousand, five hundred".