40511472 has 40 divisors (see below), whose sum is σ = 105220944. Its totient is φ = 13430784.

The previous prime is 40511453. The next prime is 40511473. The reversal of 40511472 is 27411504.

40511472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40511473) 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, 7078 + ... + 11450.

Almost surely, 2^40511472 is an apocalyptic number.

It is an amenable number.

40511472 is an abundant number, since it is smaller than the sum of its proper divisors (64709472).

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

40511472 is a wasteful number, since it uses less digits than its factorization.

40511472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4577 (or 4571 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 40511472 is about 6364.8622923045. The cubic root of 40511472 is about 343.4466947958.

Adding to 40511472 its reverse (27411504), we get a palindrome (67922976).

The spelling of 40511472 in words is "forty million, five hundred eleven thousand, four hundred seventy-two".