2520735 has 16 divisors (see below), whose sum is σ = 4609536. Its totient is φ = 1152288.

The previous prime is 2520697. The next prime is 2520769. The reversal of 2520735 is 5370252.

It is not a de Polignac number, because 2520735 - 2⁶ = 2520671 is a prime.

It is a congruent number.

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, 11899 + ... + 12108.

It is an arithmetic number, because the mean of its divisors is an integer number (288096).

2^2520735 is an apocalyptic number.

2520735 is a deficient number, since it is larger than the sum of its proper divisors (2088801).

2520735 is a wasteful number, since it uses less digits than its factorization.

2520735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24022.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 2520735 is about 1587.6822730005. The cubic root of 2520735 is about 136.0950712121.

Adding to 2520735 its reverse (5370252), we get a palindrome (7890987).

The spelling of 2520735 in words is "two million, five hundred twenty thousand, seven hundred thirty-five".