940317642 has 48 divisors (see below), whose sum is σ = 2233943712. Its totient is φ = 283486560.

The previous prime is 940317629. The next prime is 940317647. The reversal of 940317642 is 246713049.

940317642 is a `hidden beast` number, since 9 + 4 + 0 + 3 + 1 + 7 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 940317597 and 940317606.

It is not an unprimeable number, because it can be changed into a prime (940317647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26953 + ... + 51059.

It is an arithmetic number, because the mean of its divisors is an integer number (46540494).

Almost surely, 2^940317642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 940317642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1116971856).

940317642 is an abundant number, since it is smaller than the sum of its proper divisors (1293626070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

940317642 is a wasteful number, since it uses less digits than its factorization.

940317642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24323 (or 24320 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 940317642 is about 30664.5991658133. The cubic root of 940317642 is about 979.6964358960.

The spelling of 940317642 in words is "nine hundred forty million, three hundred seventeen thousand, six hundred forty-two".