40260433 has 2 divisors, whose sum is σ = 40260434. Its totient is φ = 40260432.

The previous prime is 40260421. The next prime is 40260457. The reversal of 40260433 is 33406204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21049744 + 19210689 = 4588^2 + 4383^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40260433 is a prime.

It is not a weakly prime, because it can be changed into another prime (40260133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20130216 + 20130217.

It is an arithmetic number, because the mean of its divisors is an integer number (20130217).

Almost surely, 2^40260433 is an apocalyptic number.

It is an amenable number.

40260433 is a deficient number, since it is larger than the sum of its proper divisors (1).

40260433 is an equidigital number, since it uses as much as digits as its factorization.

40260433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 40260433 is about 6345.1109525366. The cubic root of 40260433 is about 342.7358079169.

Adding to 40260433 its reverse (33406204), we get a palindrome (73666637).

The spelling of 40260433 in words is "forty million, two hundred sixty thousand, four hundred thirty-three".