40229933 has 2 divisors, whose sum is σ = 40229934. Its totient is φ = 40229932.

The previous prime is 40229923. The next prime is 40229953. The reversal of 40229933 is 33992204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34833604 + 5396329 = 5902^2 + 2323^2 .

It is a cyclic number.

It is not a de Polignac number, because 40229933 - 2¹⁴ = 40213549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40229933.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40229923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20114966 + 20114967.

It is an arithmetic number, because the mean of its divisors is an integer number (20114967).

Almost surely, 2^40229933 is an apocalyptic number.

It is an amenable number.

40229933 is a deficient number, since it is larger than the sum of its proper divisors (1).

40229933 is an equidigital number, since it uses as much as digits as its factorization.

40229933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 40229933 is about 6342.7070719055. The cubic root of 40229933 is about 342.6492375367.

The spelling of 40229933 in words is "forty million, two hundred twenty-nine thousand, nine hundred thirty-three".