40960015 has 4 divisors (see below), whose sum is σ = 49152024. Its totient is φ = 32768008.

The previous prime is 40960013. The next prime is 40960027. The reversal of 40960015 is 51006904.

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 40960015 - 2¹ = 40960013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40960013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4095997 + ... + 4096006.

It is an arithmetic number, because the mean of its divisors is an integer number (12288006).

Almost surely, 2^40960015 is an apocalyptic number.

40960015 is a deficient number, since it is larger than the sum of its proper divisors (8192009).

40960015 is an equidigital number, since it uses as much as digits as its factorization.

40960015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8192008.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 40960015 is about 6400.0011718749. The cubic root of 40960015 is about 344.7095924839.

Adding to 40960015 its reverse (51006904), we get a palindrome (91966919).

The spelling of 40960015 in words is "forty million, nine hundred sixty thousand, fifteen".