7564484730 has 64 divisors (see below), whose sum is σ = 20970223488. Its totient is φ = 1725941760.

The previous prime is 7564484723. The next prime is 7564484749. The reversal of 7564484730 is 374844657.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7564484730.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 668587 + ... + 679806.

It is an arithmetic number, because the mean of its divisors is an integer number (327659742).

Almost surely, 2^7564484730 is an apocalyptic number.

7564484730 is an abundant number, since it is smaller than the sum of its proper divisors (13405738758).

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

7564484730 is a wasteful number, since it uses less digits than its factorization.

7564484730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348431.

The product of its (nonzero) digits is 2257920, while the sum is 48.

The square root of 7564484730 is about 86974.0463011811. The cubic root of 7564484730 is about 1963.0278006465.

It can be divided in two parts, 7564 and 484730, that added together give a palindrome (492294).

The spelling of 7564484730 in words is "seven billion, five hundred sixty-four million, four hundred eighty-four thousand, seven hundred thirty".