40660315 has 16 divisors (see below), whose sum is σ = 50250816. Its totient is φ = 31564800.

The previous prime is 40660309. The next prime is 40660393. The reversal of 40660315 is 51306604.

It is not a de Polignac number, because 40660315 - 2⁹ = 40659803 is a prime.

It is a super-2 number, since 2×40660315² = 3306522431798450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40660315.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48994 + ... + 49816.

It is an arithmetic number, because the mean of its divisors is an integer number (3140676).

Almost surely, 2^40660315 is an apocalyptic number.

40660315 is a deficient number, since it is larger than the sum of its proper divisors (9590501).

40660315 is a wasteful number, since it uses less digits than its factorization.

40660315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 40660315 is about 6376.5441267194. The cubic root of 40660315 is about 343.8667993177.

Adding to 40660315 its reverse (51306604), we get a palindrome (91966919).

The spelling of 40660315 in words is "forty million, six hundred sixty thousand, three hundred fifteen".