2520701 has 4 divisors (see below), whose sum is σ = 2523900. Its totient is φ = 2517504.

The previous prime is 2520697. The next prime is 2520769. The reversal of 2520701 is 1070252.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1104601 + 1416100 = 1051^2 + 1190^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520701 - 2² = 2520697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2520701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515 + ... + 2303.

It is an arithmetic number, because the mean of its divisors is an integer number (630975).

2^2520701 is an apocalyptic number.

It is an amenable number.

2520701 is a deficient number, since it is larger than the sum of its proper divisors (3199).

2520701 is a wasteful number, since it uses less digits than its factorization.

2520701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 2520701 is about 1587.6715655324. The cubic root of 2520701 is about 136.0944593201.

Adding to 2520701 its reverse (1070252), we get a palindrome (3590953).

The spelling of 2520701 in words is "two million, five hundred twenty thousand, seven hundred one".