2545344 has 70 divisors (see below), whose sum is σ = 7560564. Its totient is φ = 846720.

The previous prime is 2545343. The next prime is 2545357. The reversal of 2545344 is 4435452.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2545343) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4939 + ... + 5429.

2^2545344 is an apocalyptic number.

2545344 is a gapful number since it is divisible by the number (24) 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 2545344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3780282).

2545344 is an abundant number, since it is smaller than the sum of its proper divisors (5015220).

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

2545344 is an equidigital number, since it uses as much as digits as its factorization.

2545344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515 (or 496 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 2545344 is about 1595.4134260435. The cubic root of 2545344 is about 136.5365196332.

It can be divided in two parts, 25 and 45344, that added together give a square (45369 = 213²).

The spelling of 2545344 in words is "two million, five hundred forty-five thousand, three hundred forty-four".