40027073 has 4 divisors (see below), whose sum is σ = 40624560. Its totient is φ = 39429588.

The previous prime is 40027063. The next prime is 40027079. The reversal of 40027073 is 37072004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40027073 - 2¹² = 40022977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40027079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298643 + ... + 298776.

It is an arithmetic number, because the mean of its divisors is an integer number (10156140).

Almost surely, 2^40027073 is an apocalyptic number.

It is an amenable number.

40027073 is a deficient number, since it is larger than the sum of its proper divisors (597487).

40027073 is an equidigital number, since it uses as much as digits as its factorization.

40027073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597486.

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 40027073 is about 6326.6952668830. The cubic root of 40027073 is about 342.0723288993.

Adding to 40027073 its reverse (37072004), we get a palindrome (77099077).

The spelling of 40027073 in words is "forty million, twenty-seven thousand, seventy-three".