1002939960 has 96 divisors (see below), whose sum is σ = 3307263120. Its totient is φ = 243133440.

The previous prime is 1002939923. The next prime is 1002939961. The reversal of 1002939960 is 699392001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002939961) 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 23 ways as a sum of consecutive naturals, for example, 20017 + ... + 49056.

Almost surely, 2^1002939960 is an apocalyptic number.

1002939960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002939960 is an abundant number, since it is smaller than the sum of its proper divisors (2304323160).

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

1002939960 is a wasteful number, since it uses less digits than its factorization.

1002939960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69109 (or 69094 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 39.

The square root of 1002939960 is about 31669.2273350646. The cubic root of 1002939960 is about 1000.9790278583.

The spelling of 1002939960 in words is "one billion, two million, nine hundred thirty-nine thousand, nine hundred sixty".