40633297 has 2 divisors, whose sum is σ = 40633298. Its totient is φ = 40633296.

The previous prime is 40633273. The next prime is 40633301. The reversal of 40633297 is 79233604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24641296 + 15992001 = 4964^2 + 3999^2 .

It is a cyclic number.

It is not a de Polignac number, because 40633297 - 2⁷ = 40633169 is a prime.

It is not a weakly prime, because it can be changed into another prime (40630297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20316648 + 20316649.

It is an arithmetic number, because the mean of its divisors is an integer number (20316649).

Almost surely, 2^40633297 is an apocalyptic number.

It is an amenable number.

40633297 is a deficient number, since it is larger than the sum of its proper divisors (1).

40633297 is an equidigital number, since it uses as much as digits as its factorization.

40633297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 40633297 is about 6374.4252289912. The cubic root of 40633297 is about 343.7906181424.

The spelling of 40633297 in words is "forty million, six hundred thirty-three thousand, two hundred ninety-seven".