40433299 has 2 divisors, whose sum is σ = 40433300. Its totient is φ = 40433298.

The previous prime is 40433249. The next prime is 40433347. The reversal of 40433299 is 99233404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40433299 - 2¹³ = 40425107 is a prime.

It is not a weakly prime, because it can be changed into another prime (40433219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20216649 + 20216650.

It is an arithmetic number, because the mean of its divisors is an integer number (20216650).

Almost surely, 2^40433299 is an apocalyptic number.

40433299 is a deficient number, since it is larger than the sum of its proper divisors (1).

40433299 is an equidigital number, since it uses as much as digits as its factorization.

40433299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 40433299 is about 6358.7183457046. The cubic root of 40433299 is about 343.2256418039.

The spelling of 40433299 in words is "forty million, four hundred thirty-three thousand, two hundred ninety-nine".