3621760 has 32 divisors (see below), whose sum is σ = 8659800. Its totient is φ = 1448448.

The previous prime is 3621733. The next prime is 3621767. The reversal of 3621760 is 671263.

3621760 = T₁₇₁ + T₁₇₂ + ... + T₂₉₈.

It is a tau number, because it is divible by the number of its divisors (32).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3621767) 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, 2190 + ... + 3469.

Almost surely, 2^3621760 is an apocalyptic number.

It is an amenable number.

3621760 is an abundant number, since it is smaller than the sum of its proper divisors (5038040).

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

3621760 is an equidigital number, since it uses as much as digits as its factorization.

3621760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5678 (or 5666 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 3621760 is about 1903.0922205716. The cubic root of 3621760 is about 153.5700607156.

The spelling of 3621760 in words is "three million, six hundred twenty-one thousand, seven hundred sixty".