9405334420 has 24 divisors (see below), whose sum is σ = 20123868744. Its totient is φ = 3691149696.

The previous prime is 9405334417. The next prime is 9405334427. The reversal of 9405334420 is 244335049.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 523402884 + 8881931536 = 22878^2 + 94244^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9405334427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4435419 + ... + 4437538.

It is an arithmetic number, because the mean of its divisors is an integer number (838494531).

Almost surely, 2^9405334420 is an apocalyptic number.

It is an amenable number.

9405334420 is an abundant number, since it is smaller than the sum of its proper divisors (10718534324).

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

9405334420 is a wasteful number, since it uses less digits than its factorization.

9405334420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8873019 (or 8873017 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 9405334420 is about 96981.1034171090. The cubic root of 9405334420 is about 2110.8534406126.

Adding to 9405334420 its reverse (244335049), we get a palindrome (9649669469).

The spelling of 9405334420 in words is "nine billion, four hundred five million, three hundred thirty-four thousand, four hundred twenty".