40502653 has 8 divisors (see below), whose sum is σ = 43695288. Its totient is φ = 37400064.

The previous prime is 40502621. The next prime is 40502659. The reversal of 40502653 is 35620504.

40502653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29888089 + 10614564 = 5467^2 + 3258^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40502653 - 2⁵ = 40502621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40502659) 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, 21576 + ... + 23377.

It is an arithmetic number, because the mean of its divisors is an integer number (5461911).

Almost surely, 2^40502653 is an apocalyptic number.

It is an amenable number.

40502653 is a deficient number, since it is larger than the sum of its proper divisors (3192635).

40502653 is a wasteful number, since it uses less digits than its factorization.

40502653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45023.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 40502653 is about 6364.1694666311. The cubic root of 40502653 is about 343.4217711872.

The spelling of 40502653 in words is "forty million, five hundred two thousand, six hundred fifty-three".