2563260 has 96 divisors (see below), whose sum is σ = 8709120. Its totient is φ = 549888.

The previous prime is 2563237. The next prime is 2563261. The reversal of 2563260 is 623652.

It is a self number, because there is not a number n which added to its sum of digits gives 2563260.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563261) 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, 6961 + ... + 7319.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^2563260 is an apocalyptic number.

2563260 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 2563260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4354560).

2563260 is an abundant number, since it is smaller than the sum of its proper divisors (6145860).

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

2563260 is a wasteful number, since it uses less digits than its factorization.

2563260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2563260 is about 1601.0184258777. The cubic root of 2563260 is about 136.8561190361.

The spelling of 2563260 in words is "two million, five hundred sixty-three thousand, two hundred sixty".