3629720 has 32 divisors (see below), whose sum is σ = 8255520. Its totient is φ = 1436160.

The previous prime is 3629719. The next prime is 3629729. The reversal of 3629720 is 279263.

3629720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3629729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3680 + ... + 4560.

It is an arithmetic number, because the mean of its divisors is an integer number (257985).

Almost surely, 2^3629720 is an apocalyptic number.

It is an amenable number.

3629720 is an abundant number, since it is smaller than the sum of its proper divisors (4625800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3629720 is a wasteful number, since it uses less digits than its factorization.

3629720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995 (or 991 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 3629720 is about 1905.1824059654. The cubic root of 3629720 is about 153.6824851742.

The spelling of 3629720 in words is "three million, six hundred twenty-nine thousand, seven hundred twenty".