40112530 has 16 divisors (see below), whose sum is σ = 72287640. Its totient is φ = 16026112.

The previous prime is 40112521. The next prime is 40112533. The reversal of 40112530 is 3521104.

It can be written as a sum of positive squares in 4 ways, for example, as 6692569 + 33419961 = 2587^2 + 5781^2 .

It is not an unprimeable number, because it can be changed into a prime (40112533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9282 + ... + 12898.

Almost surely, 2^40112530 is an apocalyptic number.

40112530 is a deficient number, since it is larger than the sum of its proper divisors (32175110).

40112530 is a wasteful number, since it uses less digits than its factorization.

40112530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 40112530 is about 6333.4453498866. The cubic root of 40112530 is about 342.3155950513.

Adding to 40112530 its reverse (3521104), we get a palindrome (43633634).

The spelling of 40112530 in words is "forty million, one hundred twelve thousand, five hundred thirty".