7288474 has 4 divisors (see below), whose sum is σ = 10932714. Its totient is φ = 3644236.

The previous prime is 7288471. The next prime is 7288481. The reversal of 7288474 is 4748827.

It is a happy number.

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., 5257849 + 2030625 = 2293^2 + 1425^2 .

It is not an unprimeable number, because it can be changed into a prime (7288471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1822117 + ... + 1822120.

Almost surely, 2^7288474 is an apocalyptic number.

7288474 is a deficient number, since it is larger than the sum of its proper divisors (3644240).

7288474 is a wasteful number, since it uses less digits than its factorization.

7288474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3644239.

The product of its digits is 100352, while the sum is 40.

The square root of 7288474 is about 2699.7173926172. The cubic root of 7288474 is about 193.8855916635.

The spelling of 7288474 in words is "seven million, two hundred eighty-eight thousand, four hundred seventy-four".