7523840472 has 16 divisors (see below), whose sum is σ = 18809601240. Its totient is φ = 2507946816.

The previous prime is 7523840459. The next prime is 7523840497. The reversal of 7523840472 is 2740483257.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156746653 + ... + 156746700.

Almost surely, 2^7523840472 is an apocalyptic number.

It is an amenable number.

7523840472 is an abundant number, since it is smaller than the sum of its proper divisors (11285760768).

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

7523840472 is a wasteful number, since it uses less digits than its factorization.

7523840472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313493362 (or 313493358 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 42.

The square root of 7523840472 is about 86740.0741987232. The cubic root of 7523840472 is about 1959.5056777833.

The spelling of 7523840472 in words is "seven billion, five hundred twenty-three million, eight hundred forty thousand, four hundred seventy-two".