40470163 has 4 divisors (see below), whose sum is σ = 40523560. Its totient is φ = 40416768.

The previous prime is 40470151. The next prime is 40470229. The reversal of 40470163 is 36107404.

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 40470163 - 2²¹ = 38373011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40470113) 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, 25545 + ... + 27082.

It is an arithmetic number, because the mean of its divisors is an integer number (10130890).

Almost surely, 2^40470163 is an apocalyptic number.

40470163 is a deficient number, since it is larger than the sum of its proper divisors (53397).

40470163 is an equidigital number, since it uses as much as digits as its factorization.

40470163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53396.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40470163 is about 6361.6163826499. The cubic root of 40470163 is about 343.3299191123.

Adding to 40470163 its reverse (36107404), we get a palindrome (76577567).

The spelling of 40470163 in words is "forty million, four hundred seventy thousand, one hundred sixty-three".