964424 has 16 divisors (see below), whose sum is σ = 1871100. Its totient is φ = 465472.

The previous prime is 964423. The next prime is 964433. The reversal of 964424 is 424469.

It can be written as a sum of positive squares in 2 ways, for example, as 964324 + 100 = 982^2 + 10^2 .

It is a super-2 number, since 2×964424² = 1860227303552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (964423) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1847 + ... + 2310.

2⁹⁶⁴⁴²⁴ is an apocalyptic number.

It is an amenable number.

964424 is a deficient number, since it is larger than the sum of its proper divisors (906676).

964424 is a wasteful number, since it uses less digits than its factorization.

964424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4192 (or 4188 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 964424 is about 982.0509151770. The cubic root of 964424 is about 98.7997858235.

The spelling of 964424 in words is "nine hundred sixty-four thousand, four hundred twenty-four".