7878238362 has 48 divisors (see below), whose sum is σ = 18743018112. Its totient is φ = 2471601600.

The previous prime is 7878238331. The next prime is 7878238363. The reversal of 7878238362 is 2638328787.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 7878238299 and 7878238308.

It is not an unprimeable number, because it can be changed into a prime (7878238363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 468514 + ... + 485037.

It is an arithmetic number, because the mean of its divisors is an integer number (390479544).

Almost surely, 2^7878238362 is an apocalyptic number.

7878238362 is an abundant number, since it is smaller than the sum of its proper divisors (10864779750).

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

7878238362 is a wasteful number, since it uses less digits than its factorization.

7878238362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953585 (or 953573 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 7878238362 is about 88759.4409739043. The cubic root of 7878238362 is about 1989.8012782716.

The spelling of 7878238362 in words is "seven billion, eight hundred seventy-eight million, two hundred thirty-eight thousand, three hundred sixty-two".