946747648 has 72 divisors (see below), whose sum is σ = 2356159680. Its totient is φ = 368855040.

The previous prime is 946747603. The next prime is 946747661. The reversal of 946747648 is 846747649.

It is a super-2 number, since 2×946747648² = 1792662217987063808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4303 + ... + 43726.

It is an arithmetic number, because the mean of its divisors is an integer number (32724440).

Almost surely, 2^946747648 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 946747648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1178079840).

946747648 is an abundant number, since it is smaller than the sum of its proper divisors (1409412032).

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

946747648 is a wasteful number, since it uses less digits than its factorization.

946747648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48063 (or 48049 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 55.

The square root of 946747648 is about 30769.2646645967. The cubic root of 946747648 is about 981.9244594104.

Subtracting from 946747648 its reverse (846747649), we obtain a palindrome (99999999).

The spelling of 946747648 in words is "nine hundred forty-six million, seven hundred forty-seven thousand, six hundred forty-eight".