7442768 has 10 divisors (see below), whose sum is σ = 14420394. Its totient is φ = 3721376.

The previous prime is 7442767. The next prime is 7442783. The reversal of 7442768 is 8672447.

It can be written as a sum of positive squares in only one way, i.e., 7441984 + 784 = 2728^2 + 28^2 .

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7442767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232571 + ... + 232602.

Almost surely, 2^7442768 is an apocalyptic number.

It is an amenable number.

7442768 is a deficient number, since it is larger than the sum of its proper divisors (6977626).

7442768 is a wasteful number, since it uses less digits than its factorization.

7442768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465181 (or 465175 counting only the distinct ones).

The product of its digits is 75264, while the sum is 38.

The square root of 7442768 is about 2728.1436912304. The cubic root of 7442768 is about 195.2442086110.

The spelling of 7442768 in words is "seven million, four hundred forty-two thousand, seven hundred sixty-eight".