7964424 has 96 divisors (see below), whose sum is σ = 23761920. Its totient is φ = 2395008.

The previous prime is 7964423. The next prime is 7964441. The reversal of 7964424 is 4244697.

7964424 is a `hidden beast` number, since 7 + 9 + 644 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (7964423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62649 + ... + 62775.

It is an arithmetic number, because the mean of its divisors is an integer number (247520).

Almost surely, 2^7964424 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 7964424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11880960).

7964424 is an abundant number, since it is smaller than the sum of its proper divisors (15797496).

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

7964424 is a wasteful number, since it uses less digits than its factorization.

7964424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 212 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 7964424 is about 2822.1311096404. The cubic root of 7964424 is about 199.7030927820.

The spelling of 7964424 in words is "seven million, nine hundred sixty-four thousand, four hundred twenty-four".