3629921684 has 12 divisors (see below), whose sum is σ = 6356341908. Its totient is φ = 1813824000.

The previous prime is 3629921653. The next prime is 3629921689. The reversal of 3629921684 is 4861299263.

It can be written as a sum of positive squares in 2 ways, for example, as 2027520784 + 1602400900 = 45028^2 + 40030^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3629921689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277007 + ... + 289814.

It is an arithmetic number, because the mean of its divisors is an integer number (529695159).

Almost surely, 2^3629921684 is an apocalyptic number.

It is an amenable number.

3629921684 is a deficient number, since it is larger than the sum of its proper divisors (2726420224).

3629921684 is a wasteful number, since it uses less digits than its factorization.

3629921684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568426 (or 568424 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The square root of 3629921684 is about 60248.8313911565. The cubic root of 3629921684 is about 1536.8533155759.

The spelling of 3629921684 in words is "three billion, six hundred twenty-nine million, nine hundred twenty-one thousand, six hundred eighty-four".