3630738469 has 2 divisors, whose sum is σ = 3630738470. Its totient is φ = 3630738468.

The previous prime is 3630738451. The next prime is 3630738499. The reversal of 3630738469 is 9648370363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3559673569 + 71064900 = 59663^2 + 8430^2 .

It is an emirp because it is prime and its reverse (9648370363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3630738469 - 2³¹ = 1483254821 is a prime.

It is a super-2 number, since 2×3630738469² = 26364523660552927922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3630738409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1815369234 + 1815369235.

It is an arithmetic number, because the mean of its divisors is an integer number (1815369235).

Almost surely, 2^3630738469 is an apocalyptic number.

It is an amenable number.

3630738469 is a deficient number, since it is larger than the sum of its proper divisors (1).

3630738469 is an equidigital number, since it uses as much as digits as its factorization.

3630738469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 49.

The square root of 3630738469 is about 60255.6094401177. The cubic root of 3630738469 is about 1536.9685783561.

The spelling of 3630738469 in words is "three billion, six hundred thirty million, seven hundred thirty-eight thousand, four hundred sixty-nine".