9904062464 has 38 divisors (see below), whose sum is σ = 19808611434. Its totient is φ = 4951900160.

The previous prime is 9904062463. The next prime is 9904062479. The reversal of 9904062464 is 4642604099.

It can be written as a sum of positive squares in only one way, i.e., 9463398400 + 440664064 = 97280^2 + 20992^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9904062461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243254 + ... + 281034.

Almost surely, 2^9904062464 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 9904062464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9904305717).

9904062464 is an abundant number, since it is smaller than the sum of its proper divisors (9904548970).

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

9904062464 is an frugal number, since it uses more digits than its factorization.

9904062464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37817 (or 37783 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 9904062464 is about 99519.1562665199. The cubic root of 9904062464 is about 2147.5228339450.

The spelling of 9904062464 in words is "nine billion, nine hundred four million, sixty-two thousand, four hundred sixty-four".