964420 has 12 divisors (see below), whose sum is σ = 2025324. Its totient is φ = 385760.

The previous prime is 964417. The next prime is 964423. The reversal of 964420 is 24469.

It is an interprime number because it is at equal distance from previous prime (964417) and next prime (964423).

It can be written as a sum of positive squares in 2 ways, for example, as 161604 + 802816 = 402^2 + 896^2 .

It is a nialpdrome in base 10 and base 16.

It is a congruent number.

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, 24091 + ... + 24130.

It is an arithmetic number, because the mean of its divisors is an integer number (168777).

2⁹⁶⁴⁴²⁰ is an apocalyptic number.

It is an amenable number.

964420 is an abundant number, since it is smaller than the sum of its proper divisors (1060904).

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

964420 is a wasteful number, since it uses less digits than its factorization.

964420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48230 (or 48228 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 964420 is about 982.0488786206. The cubic root of 964420 is about 98.7996492308.

Adding to 964420 its reverse (24469), we get a palindrome (988889).

The spelling of 964420 in words is "nine hundred sixty-four thousand, four hundred twenty".