2365720 has 96 divisors (see below), whose sum is σ = 6648480. Its totient is φ = 752640.

The previous prime is 2365681. The next prime is 2365721. The reversal of 2365720 is 275632.

2365720 is nontrivially palindromic in base 13.

It is a super-2 number, since 2×2365720² = 11193262236800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2365721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33285 + ... + 33355.

It is an arithmetic number, because the mean of its divisors is an integer number (69255).

2^2365720 is an apocalyptic number.

2365720 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 2365720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3324240).

2365720 is an abundant number, since it is smaller than the sum of its proper divisors (4282760).

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

2365720 is a wasteful number, since it uses less digits than its factorization.

2365720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2365720 is about 1538.0897243009. The cubic root of 2365720 is about 133.2460818051.

The spelling of 2365720 in words is "two million, three hundred sixty-five thousand, seven hundred twenty".