1024642875 has 16 divisors (see below), whose sum is σ = 1705006368. Its totient is φ = 546476000.

The previous prime is 1024642781. The next prime is 1024642891. The reversal of 1024642875 is 5782464201.

It is not a de Polignac number, because 1024642875 - 2¹² = 1024638779 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1365816 + ... + 1366565.

It is an arithmetic number, because the mean of its divisors is an integer number (106562898).

Almost surely, 2^1024642875 is an apocalyptic number.

1024642875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1024642875 is a deficient number, since it is larger than the sum of its proper divisors (680363493).

1024642875 is an equidigital number, since it uses as much as digits as its factorization.

1024642875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2732399 (or 2732389 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 1024642875 is about 32010.0433458001. The cubic root of 1024642875 is about 1008.1477259320.

The spelling of 1024642875 in words is "one billion, twenty-four million, six hundred forty-two thousand, eight hundred seventy-five".