40053033 has 6 divisors (see below), whose sum is σ = 57854394. Its totient is φ = 26702016.

The previous prime is 40053029. The next prime is 40053067. The reversal of 40053033 is 33035004.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 39538944 + 514089 = 6288^2 + 717^2 .

It is not a de Polignac number, because 40053033 - 2² = 40053029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40052997 and 40053015.

It is not an unprimeable number, because it can be changed into a prime (40253033) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2225160 + ... + 2225177.

It is an arithmetic number, because the mean of its divisors is an integer number (9642399).

Almost surely, 2^40053033 is an apocalyptic number.

It is an amenable number.

40053033 is a deficient number, since it is larger than the sum of its proper divisors (17801361).

40053033 is a wasteful number, since it uses less digits than its factorization.

40053033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4450343 (or 4450340 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 40053033 is about 6328.7465583637. The cubic root of 40053033 is about 342.1462645125.

Adding to 40053033 its reverse (33035004), we get a palindrome (73088037).

The spelling of 40053033 in words is "forty million, fifty-three thousand, thirty-three".