40260229 has 4 divisors (see below), whose sum is σ = 40745376. Its totient is φ = 39775084.

The previous prime is 40260223. The next prime is 40260239. The reversal of 40260229 is 92206204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40260229 - 2²³ = 31871621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40260223) 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 in 3 ways as a sum of consecutive naturals, for example, 242449 + ... + 242614.

It is an arithmetic number, because the mean of its divisors is an integer number (10186344).

Almost surely, 2^40260229 is an apocalyptic number.

It is an amenable number.

40260229 is a deficient number, since it is larger than the sum of its proper divisors (485147).

40260229 is an equidigital number, since it uses as much as digits as its factorization.

40260229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485146.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 40260229 is about 6345.0948771472. The cubic root of 40260229 is about 342.7352290341.

The spelling of 40260229 in words is "forty million, two hundred sixty thousand, two hundred twenty-nine".