40316651 has 8 divisors (see below), whose sum is σ = 42539520. Its totient is φ = 38103912.

The previous prime is 40316629. The next prime is 40316657. The reversal of 40316651 is 15661304.

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

It is a cyclic number.

It is not a de Polignac number, because 40316651 - 2⁶ = 40316587 is a prime.

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 40316651.

It is not an unprimeable number, because it can be changed into a prime (40316657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6506 + ... + 11088.

It is an arithmetic number, because the mean of its divisors is an integer number (5317440).

Almost surely, 2^40316651 is an apocalyptic number.

40316651 is a deficient number, since it is larger than the sum of its proper divisors (2222869).

40316651 is a wasteful number, since it uses less digits than its factorization.

40316651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5065.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 40316651 is about 6349.5394321163. The cubic root of 40316651 is about 342.8952610810.

Adding to 40316651 its reverse (15661304), we get a palindrome (55977955).

The spelling of 40316651 in words is "forty million, three hundred sixteen thousand, six hundred fifty-one".