40530475 has 6 divisors (see below), whose sum is σ = 50257820. Its totient is φ = 32424360.

The previous prime is 40530461. The next prime is 40530493. The reversal of 40530475 is 57403504.

40530475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40530475 - 2⁹ = 40529963 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 810585 + ... + 810634.

Almost surely, 2^40530475 is an apocalyptic number.

40530475 is a deficient number, since it is larger than the sum of its proper divisors (9727345).

40530475 is a wasteful number, since it uses less digits than its factorization.

40530475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621229 (or 1621224 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 40530475 is about 6366.3549225597. The cubic root of 40530475 is about 343.5003873838.

Adding to 40530475 its reverse (57403504), we get a palindrome (97933979).

The spelling of 40530475 in words is "forty million, five hundred thirty thousand, four hundred seventy-five".