2549320 has 64 divisors (see below), whose sum is σ = 6376320. Its totient is φ = 912384.

The previous prime is 2549317. The next prime is 2549357. The reversal of 2549320 is 239452.

It is a happy number.

2549320 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15559 + ... + 15721.

It is an arithmetic number, because the mean of its divisors is an integer number (99630).

2^2549320 is an apocalyptic number.

2549320 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 2549320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3188160).

2549320 is an abundant number, since it is smaller than the sum of its proper divisors (3827000).

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

2549320 is a wasteful number, since it uses less digits than its factorization.

2549320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2549320 is about 1596.6590118119. The cubic root of 2549320 is about 136.6075757499.

The spelling of 2549320 in words is "two million, five hundred forty-nine thousand, three hundred twenty".