40313524 has 12 divisors (see below), whose sum is σ = 70773444. Its totient is φ = 20092544.

The previous prime is 40313521. The next prime is 40313531. The reversal of 40313524 is 42531304.

It can be written as a sum of positive squares in 2 ways, for example, as 14303524 + 26010000 = 3782^2 + 5100^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40313495 and 40313504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40313521) 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, 14629 + ... + 17164.

It is an arithmetic number, because the mean of its divisors is an integer number (5897787).

Almost surely, 2^40313524 is an apocalyptic number.

It is an amenable number.

40313524 is a deficient number, since it is larger than the sum of its proper divisors (30459920).

40313524 is a wasteful number, since it uses less digits than its factorization.

40313524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32114 (or 32112 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 40313524 is about 6349.2931890093. The cubic root of 40313524 is about 342.8863957514.

Adding to 40313524 its reverse (42531304), we get a palindrome (82844828).

The spelling of 40313524 in words is "forty million, three hundred thirteen thousand, five hundred twenty-four".