7481338 has 4 divisors (see below), whose sum is σ = 11222010. Its totient is φ = 3740668.

The previous prime is 7481317. The next prime is 7481339. The reversal of 7481338 is 8331847.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8331847 = 233 ⋅35759.

It can be written as a sum of positive squares in only one way, i.e., 7112889 + 368449 = 2667^2 + 607^2 .

It is not an unprimeable number, because it can be changed into a prime (7481339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1870333 + ... + 1870336.

Almost surely, 2^7481338 is an apocalyptic number.

7481338 is a deficient number, since it is larger than the sum of its proper divisors (3740672).

7481338 is a wasteful number, since it uses less digits than its factorization.

7481338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740671.

The product of its digits is 16128, while the sum is 34.

The square root of 7481338 is about 2735.2034659235. The cubic root of 7481338 is about 195.5808933011.

The spelling of 7481338 in words is "seven million, four hundred eighty-one thousand, three hundred thirty-eight".