40053612 has 24 divisors (see below), whose sum is σ = 96474112. Its totient is φ = 12920400.

The previous prime is 40053599. The next prime is 40053613. The reversal of 40053612 is 21635004.

It is a happy number.

40053612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40053613) 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, 53464 + ... + 54207.

Almost surely, 2^40053612 is an apocalyptic number.

It is an amenable number.

40053612 is an abundant number, since it is smaller than the sum of its proper divisors (56420500).

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

40053612 is a wasteful number, since it uses less digits than its factorization.

40053612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107709 (or 107707 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 40053612 is about 6328.7923018535. The cubic root of 40053612 is about 342.1479131745.

Adding to 40053612 its reverse (21635004), we get a palindrome (61688616).

The spelling of 40053612 in words is "forty million, fifty-three thousand, six hundred twelve".