7797238 has 4 divisors (see below), whose sum is σ = 11695860. Its totient is φ = 3898618.

The previous prime is 7797227. The next prime is 7797241. The reversal of 7797238 is 8327977.

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

It is a junction number, because it is equal to n+sod(n) for n = 7797194 and 7797203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1949308 + ... + 1949311.

It is an arithmetic number, because the mean of its divisors is an integer number (2923965).

Almost surely, 2^7797238 is an apocalyptic number.

7797238 is a deficient number, since it is larger than the sum of its proper divisors (3898622).

7797238 is a wasteful number, since it uses less digits than its factorization.

7797238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3898621.

The product of its digits is 148176, while the sum is 43.

The square root of 7797238 is about 2792.3534876516. The cubic root of 7797238 is about 198.2958370531.

The spelling of 7797238 in words is "seven million, seven hundred ninety-seven thousand, two hundred thirty-eight".