40634315 has 4 divisors (see below), whose sum is σ = 48761184. Its totient is φ = 32507448.

The previous prime is 40634311. The next prime is 40634317. The reversal of 40634315 is 51343604.

40634315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40634315 - 2² = 40634311 is a prime.

It is a super-2 number, since 2×40634315² = 3302295111038450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40634311) 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, 4063427 + ... + 4063436.

It is an arithmetic number, because the mean of its divisors is an integer number (12190296).

Almost surely, 2^40634315 is an apocalyptic number.

40634315 is a deficient number, since it is larger than the sum of its proper divisors (8126869).

40634315 is an equidigital number, since it uses as much as digits as its factorization.

40634315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8126868.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 40634315 is about 6374.5050788277. The cubic root of 40634315 is about 343.7934891534.

Adding to 40634315 its reverse (51343604), we get a palindrome (91977919).

The spelling of 40634315 in words is "forty million, six hundred thirty-four thousand, three hundred fifteen".