40364633 has 2 divisors, whose sum is σ = 40364634. Its totient is φ = 40364632.

The previous prime is 40364593. The next prime is 40364657. The reversal of 40364633 is 33646304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38093584 + 2271049 = 6172^2 + 1507^2 .

It is a cyclic number.

It is not a de Polignac number, because 40364633 - 2¹⁴ = 40348249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40364596 and 40364605.

It is not a weakly prime, because it can be changed into another prime (40364663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20182316 + 20182317.

It is an arithmetic number, because the mean of its divisors is an integer number (20182317).

Almost surely, 2^40364633 is an apocalyptic number.

It is an amenable number.

40364633 is a deficient number, since it is larger than the sum of its proper divisors (1).

40364633 is an equidigital number, since it uses as much as digits as its factorization.

40364633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 40364633 is about 6353.3166928778. The cubic root of 40364633 is about 343.0312369730.

The spelling of 40364633 in words is "forty million, three hundred sixty-four thousand, six hundred thirty-three".