1002241520 has 80 divisors (see below), whose sum is σ = 2671638528. Its totient is φ = 342524160.

The previous prime is 1002241519. The next prime is 1002241531. The reversal of 1002241520 is 251422001.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 182657 + ... + 188063.

Almost surely, 2^1002241520 is an apocalyptic number.

1002241520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002241520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1335819264).

1002241520 is an abundant number, since it is smaller than the sum of its proper divisors (1669397008).

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

1002241520 is a wasteful number, since it uses less digits than its factorization.

1002241520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5758 (or 5752 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1002241520 is about 31658.1983062840. The cubic root of 1002241520 is about 1000.7466157595.

Adding to 1002241520 its reverse (251422001), we get a palindrome (1253663521).

The spelling of 1002241520 in words is "one billion, two million, two hundred forty-one thousand, five hundred twenty".