2520536 has 8 divisors (see below), whose sum is σ = 4726020. Its totient is φ = 1260264.

The previous prime is 2520503. The next prime is 2520577. The reversal of 2520536 is 6350252.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157526 + ... + 157541.

2^2520536 is an apocalyptic number.

It is an amenable number.

2520536 is a deficient number, since it is larger than the sum of its proper divisors (2205484).

2520536 is a wasteful number, since it uses less digits than its factorization.

2520536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315073 (or 315069 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2520536 is about 1587.6196017938. The cubic root of 2520536 is about 136.0914897657.

Adding to 2520536 its reverse (6350252), we get a palindrome (8870788).

The spelling of 2520536 in words is "two million, five hundred twenty thousand, five hundred thirty-six".