40810529 has 2 divisors, whose sum is σ = 40810530. Its totient is φ = 40810528.

The previous prime is 40810501. The next prime is 40810543. The reversal of 40810529 is 92501804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40666129 + 144400 = 6377^2 + 380^2 .

It is a cyclic number.

It is not a de Polignac number, because 40810529 - 2¹⁶ = 40744993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40830529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20405264 + 20405265.

It is an arithmetic number, because the mean of its divisors is an integer number (20405265).

Almost surely, 2^40810529 is an apocalyptic number.

It is an amenable number.

40810529 is a deficient number, since it is larger than the sum of its proper divisors (1).

40810529 is an equidigital number, since it uses as much as digits as its factorization.

40810529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 40810529 is about 6388.3119053471. The cubic root of 40810529 is about 344.2897352816.

The spelling of 40810529 in words is "forty million, eight hundred ten thousand, five hundred twenty-nine".