2251410 has 64 divisors (see below), whose sum is σ = 6303744. Its totient is φ = 504000.

The previous prime is 2251397. The next prime is 2251411. The reversal of 2251410 is 141522.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2251410.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14835 + ... + 14985.

It is an arithmetic number, because the mean of its divisors is an integer number (98496).

2^2251410 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2251410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3151872).

2251410 is an abundant number, since it is smaller than the sum of its proper divisors (4052334).

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

2251410 is a wasteful number, since it uses less digits than its factorization.

2251410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 2251410 is about 1500.4699263897. The cubic root of 2251410 is about 131.0644361826.

Adding to 2251410 its reverse (141522), we get a palindrome (2392932).

The spelling of 2251410 in words is "two million, two hundred fifty-one thousand, four hundred ten".