40375805 has 8 divisors (see below), whose sum is σ = 48498912. Its totient is φ = 32268688.

The previous prime is 40375729. The next prime is 40375807. The reversal of 40375805 is 50857304.

It is a happy number.

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 40375805 - 2⁸ = 40375549 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 (40375807) 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, 2534 + ... + 9336.

It is an arithmetic number, because the mean of its divisors is an integer number (6062364).

Almost surely, 2^40375805 is an apocalyptic number.

It is an amenable number.

40375805 is a deficient number, since it is larger than the sum of its proper divisors (8123107).

40375805 is a wasteful number, since it uses less digits than its factorization.

40375805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7995.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 40375805 is about 6354.1958578564. The cubic root of 40375805 is about 343.0628817669.

The spelling of 40375805 in words is "forty million, three hundred seventy-five thousand, eight hundred five".