7882946 has 4 divisors (see below), whose sum is σ = 11824422. Its totient is φ = 3941472.

The previous prime is 7882943. The next prime is 7882957. The reversal of 7882946 is 6492887.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5707321 + 2175625 = 2389^2 + 1475^2 .

It is a d-powerful number, because it can be written as 7⁸ + 8³ + 8⁷ + 2¹¹ + 9⁴ + 4⁶ + 6⁵ .

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 7882897 and 7882906.

It is not an unprimeable number, because it can be changed into a prime (7882943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970735 + ... + 1970738.

Almost surely, 2^7882946 is an apocalyptic number.

7882946 is a deficient number, since it is larger than the sum of its proper divisors (3941476).

7882946 is a wasteful number, since it uses less digits than its factorization.

7882946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941475.

The product of its digits is 193536, while the sum is 44.

The square root of 7882946 is about 2807.6584550119. The cubic root of 7882946 is about 199.0197534325.

The spelling of 7882946 in words is "seven million, eight hundred eighty-two thousand, nine hundred forty-six".