40490875 has 8 divisors (see below), whose sum is σ = 50532768. Its totient is φ = 32392600.

The previous prime is 40490861. The next prime is 40490893. The reversal of 40490875 is 57809404.

It is not a de Polignac number, because 40490875 - 2¹⁵ = 40458107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161839 + ... + 162088.

It is an arithmetic number, because the mean of its divisors is an integer number (6316596).

Almost surely, 2^40490875 is an apocalyptic number.

40490875 is a deficient number, since it is larger than the sum of its proper divisors (10041893).

40490875 is an equidigital number, since it uses as much as digits as its factorization.

40490875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323942 (or 323932 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 40490875 is about 6363.2440625832. The cubic root of 40490875 is about 343.3884794276.

The spelling of 40490875 in words is "forty million, four hundred ninety thousand, eight hundred seventy-five".