1572852768 has 24 divisors (see below), whose sum is σ = 4128738768. Its totient is φ = 524284224.

The previous prime is 1572852761. The next prime is 1572852779. The reversal of 1572852768 is 8672582751.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1572852768.

It is not an unprimeable number, because it can be changed into a prime (1572852761) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8191846 + ... + 8192037.

It is an arithmetic number, because the mean of its divisors is an integer number (172030782).

Almost surely, 2^1572852768 is an apocalyptic number.

It is an amenable number.

1572852768 is an abundant number, since it is smaller than the sum of its proper divisors (2555886000).

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

1572852768 is a wasteful number, since it uses less digits than its factorization.

1572852768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16383896 (or 16383888 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 51.

The square root of 1572852768 is about 39659.2078589575. The cubic root of 1572852768 is about 1162.9544111363.

The spelling of 1572852768 in words is "one billion, five hundred seventy-two million, eight hundred fifty-two thousand, seven hundred sixty-eight".