40113524 has 12 divisors (see below), whose sum is σ = 76580448. Its totient is φ = 18233400.

The previous prime is 40113511. The next prime is 40113581. The reversal of 40113524 is 42531104.

It is a junction number, because it is equal to n+sod(n) for n = 40113496 and 40113505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455792 + ... + 455879.

It is an arithmetic number, because the mean of its divisors is an integer number (6381704).

Almost surely, 2^40113524 is an apocalyptic number.

40113524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40113524 is a deficient number, since it is larger than the sum of its proper divisors (36466924).

40113524 is a wasteful number, since it uses less digits than its factorization.

40113524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911686 (or 911684 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40113524 is about 6333.5238216967. The cubic root of 40113524 is about 342.3184225874.

Adding to 40113524 its reverse (42531104), we get a palindrome (82644628).

The spelling of 40113524 in words is "forty million, one hundred thirteen thousand, five hundred twenty-four".