1002423564 has 72 divisors (see below), whose sum is σ = 2769556608. Its totient is φ = 304335360.

The previous prime is 1002423563. The next prime is 1002423571. The reversal of 1002423564 is 4653242001.

It is not an unprimeable number, because it can be changed into a prime (1002423563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7447 + ... + 45390.

It is an arithmetic number, because the mean of its divisors is an integer number (38466064).

Almost surely, 2^1002423564 is an apocalyptic number.

It is an amenable number.

1002423564 is an abundant number, since it is smaller than the sum of its proper divisors (1767133044).

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

1002423564 is a wasteful number, since it uses less digits than its factorization.

1002423564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52895 (or 52890 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1002423564 is about 31661.0733235625. The cubic root of 1002423564 is about 1000.8072029148.

Adding to 1002423564 its reverse (4653242001), we get a palindrome (5655665565).

The spelling of 1002423564 in words is "one billion, two million, four hundred twenty-three thousand, five hundred sixty-four".