40859773 has 4 divisors (see below), whose sum is σ = 41040000. Its totient is φ = 40679548.

The previous prime is 40859771. The next prime is 40859807. The reversal of 40859773 is 37795804.

It is a happy number.

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 40859773 - 2¹ = 40859771 is a prime.

It is a super-2 number, since 2×40859773² = 3339042099223058, 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 (40859771) 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 3 ways as a sum of consecutive naturals, for example, 89773 + ... + 90226.

It is an arithmetic number, because the mean of its divisors is an integer number (10260000).

Almost surely, 2^40859773 is an apocalyptic number.

It is an amenable number.

40859773 is a deficient number, since it is larger than the sum of its proper divisors (180227).

40859773 is a wasteful number, since it uses less digits than its factorization.

40859773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180226.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 40859773 is about 6392.1649697110. The cubic root of 40859773 is about 344.4281586203.

The spelling of 40859773 in words is "forty million, eight hundred fifty-nine thousand, seven hundred seventy-three".