3629987 has 2 divisors, whose sum is σ = 3629988. Its totient is φ = 3629986.

The previous prime is 3629953. The next prime is 3629999. The reversal of 3629987 is 7899263.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3629987 - 2¹⁸ = 3367843 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3629947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814993 + 1814994.

It is an arithmetic number, because the mean of its divisors is an integer number (1814994).

Almost surely, 2^3629987 is an apocalyptic number.

3629987 is a deficient number, since it is larger than the sum of its proper divisors (1).

3629987 is an equidigital number, since it uses as much as digits as its factorization.

3629987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 44.

The square root of 3629987 is about 1905.2524767075. The cubic root of 3629987 is about 153.6862533452.

The spelling of 3629987 in words is "three million, six hundred twenty-nine thousand, nine hundred eighty-seven".