7794042 has 8 divisors (see below), whose sum is σ = 15588096. Its totient is φ = 2598012.

The previous prime is 7794023. The next prime is 7794049. The reversal of 7794042 is 2404977.

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

7794042 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 7793994 and 7794012.

It is not an unprimeable number, because it can be changed into a prime (7794049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649498 + ... + 649509.

It is an arithmetic number, because the mean of its divisors is an integer number (1948512).

Almost surely, 2^7794042 is an apocalyptic number.

7794042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7794042 is a wasteful number, since it uses less digits than its factorization.

7794042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299012.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 7794042 is about 2791.7811518814. The cubic root of 7794042 is about 198.2687402741.

The spelling of 7794042 in words is "seven million, seven hundred ninety-four thousand, forty-two".