40473271 has 4 divisors (see below), whose sum is σ = 40486000. Its totient is φ = 40460544.

The previous prime is 40473269. The next prime is 40473281. The reversal of 40473271 is 17237404.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40473271 - 2¹ = 40473269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40473281) 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, 2935 + ... + 9463.

It is an arithmetic number, because the mean of its divisors is an integer number (10121500).

Almost surely, 2^40473271 is an apocalyptic number.

40473271 is a deficient number, since it is larger than the sum of its proper divisors (12729).

40473271 is an equidigital number, since it uses as much as digits as its factorization.

40473271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12728.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 40473271 is about 6361.8606555001. The cubic root of 40473271 is about 343.3387078263.

The spelling of 40473271 in words is "forty million, four hundred seventy-three thousand, two hundred seventy-one".