1002530564 has 12 divisors (see below), whose sum is σ = 2005061184. Its totient is φ = 429655944.

The previous prime is 1002530561. The next prime is 1002530653. The reversal of 1002530564 is 4650352001.

1002530564 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1002530561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17902304 + ... + 17902359.

It is an arithmetic number, because the mean of its divisors is an integer number (167088432).

Almost surely, 2^1002530564 is an apocalyptic number.

1002530564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1002530564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1002530564 is a wasteful number, since it uses less digits than its factorization.

1002530564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35804674 (or 35804672 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1002530564 is about 31662.7630506246. The cubic root of 1002530564 is about 1000.8428108037.

Adding to 1002530564 its reverse (4650352001), we get a palindrome (5652882565).

The spelling of 1002530564 in words is "one billion, two million, five hundred thirty thousand, five hundred sixty-four".