3621060 has 36 divisors (see below), whose sum is σ = 10984428. Its totient is φ = 965568.

The previous prime is 3621049. The next prime is 3621067. The reversal of 3621060 is 601263.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1016064 + 2604996 = 1008^2 + 1614^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3621060² = 26224151047200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3621067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9879 + ... + 10238.

It is an arithmetic number, because the mean of its divisors is an integer number (305123).

Almost surely, 2^3621060 is an apocalyptic number.

3621060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3621060 is an abundant number, since it is smaller than the sum of its proper divisors (7363368).

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

3621060 is a wasteful number, since it uses less digits than its factorization.

3621060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20132 (or 20127 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3621060 is about 1902.9083004706. The cubic root of 3621060 is about 153.5601662657.

The spelling of 3621060 in words is "three million, six hundred twenty-one thousand, sixty".