940056609 has 8 divisors (see below), whose sum is σ = 1254592192. Its totient is φ = 626112720.

The previous prime is 940056581. The next prime is 940056613. The reversal of 940056609 is 906650049.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 940056609 - 2⁵ = 940056577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (940056109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144202 + ... + 150579.

It is an arithmetic number, because the mean of its divisors is an integer number (156824024).

Almost surely, 2^940056609 is an apocalyptic number.

It is an amenable number.

940056609 is a deficient number, since it is larger than the sum of its proper divisors (314535583).

940056609 is a wasteful number, since it uses less digits than its factorization.

940056609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295847.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 940056609 is about 30660.3426106102. The cubic root of 940056609 is about 979.6057726435.

The spelling of 940056609 in words is "nine hundred forty million, fifty-six thousand, six hundred nine".