40854329 has 2 divisors, whose sum is σ = 40854330. Its totient is φ = 40854328.

The previous prime is 40854283. The next prime is 40854347. The reversal of 40854329 is 92345804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21949225 + 18905104 = 4685^2 + 4348^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40854329 is a prime.

It is not a weakly prime, because it can be changed into another prime (40854029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20427164 + 20427165.

It is an arithmetic number, because the mean of its divisors is an integer number (20427165).

Almost surely, 2^40854329 is an apocalyptic number.

It is an amenable number.

40854329 is a deficient number, since it is larger than the sum of its proper divisors (1).

40854329 is an equidigital number, since it uses as much as digits as its factorization.

40854329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 40854329 is about 6391.7391217101. The cubic root of 40854329 is about 344.4128611770.

The spelling of 40854329 in words is "forty million, eight hundred fifty-four thousand, three hundred twenty-nine".