40625033 has 2 divisors, whose sum is σ = 40625034. Its totient is φ = 40625032.

The previous prime is 40625017. The next prime is 40625051. The reversal of 40625033 is 33052604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23551609 + 17073424 = 4853^2 + 4132^2 .

It is a cyclic number.

It is not a de Polignac number, because 40625033 - 2⁴ = 40625017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40625633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20312516 + 20312517.

It is an arithmetic number, because the mean of its divisors is an integer number (20312517).

Almost surely, 2^40625033 is an apocalyptic number.

It is an amenable number.

40625033 is a deficient number, since it is larger than the sum of its proper divisors (1).

40625033 is an equidigital number, since it uses as much as digits as its factorization.

40625033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 40625033 is about 6373.7769807234. The cubic root of 40625033 is about 343.7673098501.

Adding to 40625033 its reverse (33052604), we get a palindrome (73677637).

The spelling of 40625033 in words is "forty million, six hundred twenty-five thousand, thirty-three".