2700520 has 32 divisors (see below), whose sum is σ = 6126120. Its totient is φ = 1071360.

The previous prime is 2700517. The next prime is 2700521. The reversal of 2700520 is 250072.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1359556 + 1340964 = 1166^2 + 1158^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2700494 and 2700503.

It is not an unprimeable number, because it can be changed into a prime (2700521) 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, 7054 + ... + 7426.

2^2700520 is an apocalyptic number.

2700520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2700520 is an abundant number, since it is smaller than the sum of its proper divisors (3425600).

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

2700520 is a wasteful number, since it uses less digits than its factorization.

2700520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 16.

The square root of 2700520 is about 1643.3258958588. The cubic root of 2700520 is about 139.2566037908.

Adding to 2700520 its reverse (250072), we get a palindrome (2950592).

The spelling of 2700520 in words is "two million, seven hundred thousand, five hundred twenty".