40485803 has 4 divisors (see below), whose sum is σ = 40695768. Its totient is φ = 40275840.

The previous prime is 40485787. The next prime is 40485821. The reversal of 40485803 is 30858404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40485803 - 2⁴ = 40485787 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 40485803.

It is not an unprimeable number, because it can be changed into a prime (40485853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104693 + ... + 105078.

It is an arithmetic number, because the mean of its divisors is an integer number (10173942).

Almost surely, 2^40485803 is an apocalyptic number.

40485803 is a deficient number, since it is larger than the sum of its proper divisors (209965).

40485803 is a wasteful number, since it uses less digits than its factorization.

40485803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209964.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 40485803 is about 6362.8455112473. The cubic root of 40485803 is about 343.3741408958.

The spelling of 40485803 in words is "forty million, four hundred eighty-five thousand, eight hundred three".