2013524 has 6 divisors (see below), whose sum is σ = 3523674. Its totient is φ = 1006760.

The previous prime is 2013511. The next prime is 2013533. The reversal of 2013524 is 4253102.

It can be written as a sum of positive squares in only one way, i.e., 1144900 + 868624 = 1070^2 + 932^2 .

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, 251687 + ... + 251694.

It is an arithmetic number, because the mean of its divisors is an integer number (587279).

2^2013524 is an apocalyptic number.

It is an amenable number.

2013524 is a deficient number, since it is larger than the sum of its proper divisors (1510150).

2013524 is a wasteful number, since it uses less digits than its factorization.

2013524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503385 (or 503383 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2013524 is about 1418.9869625899. The cubic root of 2013524 is about 126.2754534831.

Adding to 2013524 its reverse (4253102), we get a palindrome (6266626).

It can be divided in two parts, 20 and 13524, that multiplied together give a triangular number (270480 = T₇₃₅).

The spelling of 2013524 in words is "two million, thirteen thousand, five hundred twenty-four".