40480665 has 16 divisors (see below), whose sum is σ = 67003200. Its totient is φ = 20844992.

The previous prime is 40480651. The next prime is 40480679. The reversal of 40480665 is 56608404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40480651) and next prime (40480679).

It is a cyclic number.

It is not a de Polignac number, because 40480665 - 2¹¹ = 40478617 is a prime.

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, 46095 + ... + 46964.

It is an arithmetic number, because the mean of its divisors is an integer number (4187700).

Almost surely, 2^40480665 is an apocalyptic number.

It is an amenable number.

40480665 is a deficient number, since it is larger than the sum of its proper divisors (26522535).

40480665 is a wasteful number, since it uses less digits than its factorization.

40480665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93096.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 40480665 is about 6362.4417482599. The cubic root of 40480665 is about 343.3596145611.

The spelling of 40480665 in words is "forty million, four hundred eighty thousand, six hundred sixty-five".