7891348 has 12 divisors (see below), whose sum is σ = 13841632. Its totient is φ = 3936600.

The previous prime is 7891313. The next prime is 7891361. The reversal of 7891348 is 8431987.

It is a self number, because there is not a number n which added to its sum of digits gives 7891348.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78 + ... + 3973.

Almost surely, 2^7891348 is an apocalyptic number.

It is an amenable number.

7891348 is a deficient number, since it is larger than the sum of its proper divisors (5950284).

7891348 is a wasteful number, since it uses less digits than its factorization.

7891348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4542 (or 4540 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 7891348 is about 2809.1543211436. The cubic root of 7891348 is about 199.0904364078.

It can be divided in two parts, 78913 and 48, that added together give a square (78961 = 281²).

The spelling of 7891348 in words is "seven million, eight hundred ninety-one thousand, three hundred forty-eight".