1534580772 has 48 divisors (see below), whose sum is σ = 3684512832. Its totient is φ = 496748160.

The previous prime is 1534580743. The next prime is 1534580813. The reversal of 1534580772 is 2770854351.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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, 250498 + ... + 256550.

It is an arithmetic number, because the mean of its divisors is an integer number (76760684).

Almost surely, 2^1534580772 is an apocalyptic number.

1534580772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1534580772 is an abundant number, since it is smaller than the sum of its proper divisors (2149932060).

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

1534580772 is a wasteful number, since it uses less digits than its factorization.

1534580772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668 (or 6666 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 1534580772 is about 39173.7255312793. The cubic root of 1534580772 is about 1153.4441854611. Note that the first 3 decimals are identical.

The spelling of 1534580772 in words is "one billion, five hundred thirty-four million, five hundred eighty thousand, seven hundred seventy-two".