40315546 has 8 divisors (see below), whose sum is σ = 61948404. Its totient is φ = 19666080.

The previous prime is 40315543. The next prime is 40315579. The reversal of 40315546 is 64551304.

40315546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 25959025 + 14356521 = 5095^2 + 3789^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40315543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245745 + ... + 245908.

Almost surely, 2^40315546 is an apocalyptic number.

40315546 is a deficient number, since it is larger than the sum of its proper divisors (21632858).

40315546 is a wasteful number, since it uses less digits than its factorization.

40315546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491696.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 40315546 is about 6349.4524173349. The cubic root of 40315546 is about 342.8921283578.

The spelling of 40315546 in words is "forty million, three hundred fifteen thousand, five hundred forty-six".