495440629 has 2 divisors, whose sum is σ = 495440630. Its totient is φ = 495440628.

The previous prime is 495440623. The next prime is 495440651. The reversal of 495440629 is 926044594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278556100 + 216884529 = 16690^2 + 14727^2 .

It is a cyclic number.

It is not a de Polignac number, because 495440629 - 2⁹ = 495440117 is a prime.

It is a super-2 number, since 2×495440629² = 490922833727831282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495440623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247720314 + 247720315.

It is an arithmetic number, because the mean of its divisors is an integer number (247720315).

Almost surely, 2^495440629 is an apocalyptic number.

It is an amenable number.

495440629 is a deficient number, since it is larger than the sum of its proper divisors (1).

495440629 is an equidigital number, since it uses as much as digits as its factorization.

495440629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 495440629 is about 22258.4956589613. The cubic root of 495440629 is about 791.2806387946.

The spelling of 495440629 in words is "four hundred ninety-five million, four hundred forty thousand, six hundred twenty-nine".