2562456 has 64 divisors (see below), whose sum is σ = 7096320. Its totient is φ = 766080.

The previous prime is 2562451. The next prime is 2562463. The reversal of 2562456 is 6542652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2562451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13321 + ... + 13511.

It is an arithmetic number, because the mean of its divisors is an integer number (110880).

2^2562456 is an apocalyptic number.

2562456 is a gapful number since it is divisible by the number (26) 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 2562456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3548160).

2562456 is an abundant number, since it is smaller than the sum of its proper divisors (4533864).

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

2562456 is a wasteful number, since it uses less digits than its factorization.

2562456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 252 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 2562456 is about 1600.7673160082. The cubic root of 2562456 is about 136.8418086363.

It can be divided in two parts, 25 and 62456, that added together give a triangular number (62481 = T₃₅₃).

The spelling of 2562456 in words is "two million, five hundred sixty-two thousand, four hundred fifty-six".