7993394 has 12 divisors (see below), whose sum is σ = 12135786. Its totient is φ = 3948672.

The previous prime is 7993367. The next prime is 7993421. The reversal of 7993394 is 4933997.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7993367) and next prime (7993421).

It can be written as a sum of positive squares in 3 ways, for example, as 237169 + 7756225 = 487^2 + 2785^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25382 + ... + 25694.

Almost surely, 2^7993394 is an apocalyptic number.

7993394 is a deficient number, since it is larger than the sum of its proper divisors (4142392).

7993394 is a wasteful number, since it uses less digits than its factorization.

7993394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 428 counting only the distinct ones).

The product of its digits is 183708, while the sum is 44.

The square root of 7993394 is about 2827.2590967225. The cubic root of 7993394 is about 199.9449348405.

The spelling of 7993394 in words is "seven million, nine hundred ninety-three thousand, three hundred ninety-four".