7894180404 has 48 divisors (see below), whose sum is σ = 22326978240. Its totient is φ = 2392175520.

The previous prime is 7894180403. The next prime is 7894180423. The reversal of 7894180404 is 4040814987.

It is a self number, because there is not a number n which added to its sum of digits gives 7894180404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7894180403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3321279 + ... + 3323654.

It is an arithmetic number, because the mean of its divisors is an integer number (465145380).

Almost surely, 2^7894180404 is an apocalyptic number.

It is an amenable number.

7894180404 is an abundant number, since it is smaller than the sum of its proper divisors (14432797836).

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

7894180404 is a wasteful number, since it uses less digits than its factorization.

7894180404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6644957 (or 6644949 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 7894180404 is about 88849.2003565592. The cubic root of 7894180404 is about 1991.1425308628.

The spelling of 7894180404 in words is "seven billion, eight hundred ninety-four million, one hundred eighty thousand, four hundred four".