2201240 has 32 divisors (see below), whose sum is σ = 5006880. Its totient is φ = 870912.

The previous prime is 2201209. The next prime is 2201273. The reversal of 2201240 is 421022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4277 + ... + 4763.

It is an arithmetic number, because the mean of its divisors is an integer number (156465).

2^2201240 is an apocalyptic number.

2201240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201240 is an abundant number, since it is smaller than the sum of its proper divisors (2805640).

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

2201240 is a wasteful number, since it uses less digits than its factorization.

2201240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2201240 is about 1483.6576424499. The cubic root of 2201240 is about 130.0835754501.

Adding to 2201240 its reverse (421022), we get a palindrome (2622262).

The spelling of 2201240 in words is "two million, two hundred one thousand, two hundred forty".