3630506437 has 2 divisors, whose sum is σ = 3630506438. Its totient is φ = 3630506436.

The previous prime is 3630506431. The next prime is 3630506479. The reversal of 3630506437 is 7346050363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3401922276 + 228584161 = 58326^2 + 15119^2 .

It is a cyclic number.

It is not a de Polignac number, because 3630506437 - 2⁷ = 3630506309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3630506396 and 3630506405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3630506431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1815253218 + 1815253219.

It is an arithmetic number, because the mean of its divisors is an integer number (1815253219).

Almost surely, 2^3630506437 is an apocalyptic number.

It is an amenable number.

3630506437 is a deficient number, since it is larger than the sum of its proper divisors (1).

3630506437 is an equidigital number, since it uses as much as digits as its factorization.

3630506437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 37.

The square root of 3630506437 is about 60253.6840118511. The cubic root of 3630506437 is about 1536.9358363034.

The spelling of 3630506437 in words is "three billion, six hundred thirty million, five hundred six thousand, four hundred thirty-seven".