2610240 has 56 divisors (see below), whose sum is σ = 8290560. Its totient is φ = 695808.

The previous prime is 2610233. The next prime is 2610241. The reversal of 2610240 is 420162.

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

It is not an unprimeable number, because it can be changed into a prime (2610241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400 + ... + 2319.

2^2610240 is an apocalyptic number.

2610240 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 2610240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4145280).

2610240 is an abundant number, since it is smaller than the sum of its proper divisors (5680320).

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

2610240 is a wasteful number, since it uses less digits than its factorization.

2610240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739 (or 2729 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2610240 is about 1615.6237185682. The cubic root of 2610240 is about 137.6871720933.

It can be divided in two parts, 2610 and 240, that added together give a triangular number (2850 = T₇₅).

The spelling of 2610240 in words is "two million, six hundred ten thousand, two hundred forty".