40606724 has 36 divisors (see below), whose sum is σ = 76393548. Its totient is φ = 18878400.

The previous prime is 40606721. The next prime is 40606729. The reversal of 40606724 is 42760604.

It can be written as a sum of positive squares in 2 ways, for example, as 5914624 + 34692100 = 2432^2 + 5890^2 .

It is not an unprimeable number, because it can be changed into a prime (40606721) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 87854 + ... + 88314.

It is an arithmetic number, because the mean of its divisors is an integer number (2122043).

Almost surely, 2^40606724 is an apocalyptic number.

It is an amenable number.

40606724 is a deficient number, since it is larger than the sum of its proper divisors (35786824).

40606724 is a wasteful number, since it uses less digits than its factorization.

40606724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 40606724 is about 6372.3405433169. The cubic root of 40606724 is about 343.7156587622.

The spelling of 40606724 in words is "forty million, six hundred six thousand, seven hundred twenty-four".