3641229628 has 12 divisors (see below), whose sum is σ = 6385458240. Its totient is φ = 1816812992.

The previous prime is 3641229619. The next prime is 3641229661. The reversal of 3641229628 is 8269221463.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 948301 + ... + 952132.

It is an arithmetic number, because the mean of its divisors is an integer number (532121520).

Almost surely, 2^3641229628 is an apocalyptic number.

It is an amenable number.

3641229628 is a deficient number, since it is larger than the sum of its proper divisors (2744228612).

3641229628 is a wasteful number, since it uses less digits than its factorization.

3641229628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900916 (or 1900914 counting only the distinct ones).

The product of its digits is 248832, while the sum is 43.

The square root of 3641229628 is about 60342.6020983517. The cubic root of 3641229628 is about 1538.4475314568.

The spelling of 3641229628 in words is "three billion, six hundred forty-one million, two hundred twenty-nine thousand, six hundred twenty-eight".