909046042 has 8 divisors (see below), whose sum is σ = 1367616276. Its totient is φ = 453173952.

The previous prime is 909046037. The next prime is 909046067. The reversal of 909046042 is 240640909.

It can be written as a sum of positive squares in 2 ways, for example, as 896942601 + 12103441 = 29949^2 + 3479^2 .

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 = 909045989 and 909046007.

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, 673693 + ... + 675040.

Almost surely, 2^909046042 is an apocalyptic number.

909046042 is a deficient number, since it is larger than the sum of its proper divisors (458570234).

909046042 is a wasteful number, since it uses less digits than its factorization.

909046042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349072.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 909046042 is about 30150.3904120660. The cubic root of 909046042 is about 968.7133690651.

The spelling of 909046042 in words is "nine hundred nine million, forty-six thousand, forty-two".