940312042 has 8 divisors (see below), whose sum is σ = 1416522276. Its totient is φ = 468137952.

The previous prime is 940312039. The next prime is 940312067. The reversal of 940312042 is 240213049.

It can be written as a sum of positive squares in 2 ways, for example, as 885122001 + 55190041 = 29751^2 + 7429^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 940311998 and 940312016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008453 + ... + 1009384.

Almost surely, 2^940312042 is an apocalyptic number.

940312042 is a deficient number, since it is larger than the sum of its proper divisors (476210234).

940312042 is a wasteful number, since it uses less digits than its factorization.

940312042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018072.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 940312042 is about 30664.5078551735. The cubic root of 940312042 is about 979.6944910529.

The spelling of 940312042 in words is "nine hundred forty million, three hundred twelve thousand, forty-two".