463638029 has 2 divisors, whose sum is σ = 463638030. Its totient is φ = 463638028.

The previous prime is 463637971. The next prime is 463638037. The reversal of 463638029 is 920836364.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 262764100 + 200873929 = 16210^2 + 14173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-463638029 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (463658029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231819014 + 231819015.

It is an arithmetic number, because the mean of its divisors is an integer number (231819015).

Almost surely, 2^463638029 is an apocalyptic number.

It is an amenable number.

463638029 is a deficient number, since it is larger than the sum of its proper divisors (1).

463638029 is an equidigital number, since it uses as much as digits as its factorization.

463638029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 463638029 is about 21532.2555483628. The cubic root of 463638029 is about 773.9739618044.

The spelling of 463638029 in words is "four hundred sixty-three million, six hundred thirty-eight thousand, twenty-nine".