40470503 has 4 divisors (see below), whose sum is σ = 40848840. Its totient is φ = 40092168.

The previous prime is 40470499. The next prime is 40470509. The reversal of 40470503 is 30507404.

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 40470503 - 2² = 40470499 is a prime.

It is a super-2 number, since 2×40470503² = 3275723226146018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40470509) 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, 189008 + ... + 189221.

It is an arithmetic number, because the mean of its divisors is an integer number (10212210).

Almost surely, 2^40470503 is an apocalyptic number.

40470503 is a deficient number, since it is larger than the sum of its proper divisors (378337).

40470503 is a wasteful number, since it uses less digits than its factorization.

40470503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378336.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 40470503 is about 6361.6431053620. The cubic root of 40470503 is about 343.3308805765.

Adding to 40470503 its reverse (30507404), we get a palindrome (70977907).

It can be divided in two parts, 404 and 70503, that added together give a palindrome (70907).

The spelling of 40470503 in words is "forty million, four hundred seventy thousand, five hundred three".