40076045 has 8 divisors (see below), whose sum is σ = 48906720. Its totient is φ = 31517200.

The previous prime is 40076041. The next prime is 40076053. The reversal of 40076045 is 54067004.

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

It is not a de Polignac number, because 40076045 - 2² = 40076041 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40076041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67631 + ... + 68220.

It is an arithmetic number, because the mean of its divisors is an integer number (6113340).

Almost surely, 2^40076045 is an apocalyptic number.

It is an amenable number.

40076045 is a deficient number, since it is larger than the sum of its proper divisors (8830675).

40076045 is a wasteful number, since it uses less digits than its factorization.

40076045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135915.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 40076045 is about 6330.5643508300. The cubic root of 40076045 is about 342.2117773411.

The spelling of 40076045 in words is "forty million, seventy-six thousand, forty-five".