2252040 has 96 divisors (see below), whose sum is σ = 7879680. Its totient is φ = 513408.

The previous prime is 2252017. The next prime is 2252087. The reversal of 2252040 is 402522.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5689 + ... + 6071.

It is an arithmetic number, because the mean of its divisors is an integer number (82080).

2^2252040 is an apocalyptic number.

2252040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2252040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3939840).

2252040 is an abundant number, since it is smaller than the sum of its proper divisors (5627640).

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

2252040 is a wasteful number, since it uses less digits than its factorization.

2252040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2252040 is about 1500.6798459365. The cubic root of 2252040 is about 131.0766600622.

Adding to 2252040 its reverse (402522), we get a palindrome (2654562).

The spelling of 2252040 in words is "two million, two hundred fifty-two thousand, forty".