7452047240 has 64 divisors (see below), whose sum is σ = 19367372160. Its totient is φ = 2550430720.

The previous prime is 7452047227. The next prime is 7452047261. The reversal of 7452047240 is 427402547.

It is a self number, because there is not a number n which added to its sum of digits gives 7452047240.

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 in 15 ways as a sum of consecutive naturals, for example, 490652 + ... + 505611.

It is an arithmetic number, because the mean of its divisors is an integer number (302615190).

Almost surely, 2^7452047240 is an apocalyptic number.

It is an amenable number.

7452047240 is an abundant number, since it is smaller than the sum of its proper divisors (11915324920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7452047240 is a wasteful number, since it uses less digits than its factorization.

7452047240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996302 (or 996298 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 35.

The square root of 7452047240 is about 86325.2410364431. The cubic root of 7452047240 is about 1953.2531488192.

Adding to 7452047240 its reverse (427402547), we get a palindrome (7879449787).

The spelling of 7452047240 in words is "seven billion, four hundred fifty-two million, forty-seven thousand, two hundred forty".