965009420 has 48 divisors (see below), whose sum is σ = 2149882560. Its totient is φ = 362594304.

The previous prime is 965009407. The next prime is 965009443. The reversal of 965009420 is 24900569.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193721 + ... + 198639.

It is an arithmetic number, because the mean of its divisors is an integer number (44789220).

Almost surely, 2^965009420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 965009420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1074941280).

965009420 is an abundant number, since it is smaller than the sum of its proper divisors (1184873140).

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

965009420 is a wasteful number, since it uses less digits than its factorization.

965009420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5522 (or 5520 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 965009420 is about 31064.6007539128. The cubic root of 965009420 is about 988.1977276956.

Adding to 965009420 its reverse (24900569), we get a palindrome (989909989).

The spelling of 965009420 in words is "nine hundred sixty-five million, nine thousand, four hundred twenty".