40303475 has 24 divisors (see below), whose sum is σ = 53969760. Its totient is φ = 29765120.

The previous prime is 40303469. The next prime is 40303477. The reversal of 40303475 is 57430304.

It is not a de Polignac number, because 40303475 - 2⁶ = 40303411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40303477) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 15467 + ... + 17883.

It is an arithmetic number, because the mean of its divisors is an integer number (2248740).

Almost surely, 2^40303475 is an apocalyptic number.

40303475 is a deficient number, since it is larger than the sum of its proper divisors (13666285).

40303475 is a wasteful number, since it uses less digits than its factorization.

40303475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2479 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 40303475 is about 6348.5017917616. The cubic root of 40303475 is about 342.8579028174.

Adding to 40303475 its reverse (57430304), we get a palindrome (97733779).

The spelling of 40303475 in words is "forty million, three hundred three thousand, four hundred seventy-five".