964423 has 2 divisors, whose sum is σ = 964424. Its totient is φ = 964422.

The previous prime is 964417. The next prime is 964433. The reversal of 964423 is 324469.

It is a weak prime.

It is an emirp because it is prime and its reverse (324469) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 964423 - 2¹³ = 956231 is a prime.

It is a super-2 number, since 2×964423² = 1860223445858, which contains 22 as substring.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 964391 and 964400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482211 + 482212.

It is an arithmetic number, because the mean of its divisors is an integer number (482212).

2⁹⁶⁴⁴²³ is an apocalyptic number.

964423 is a deficient number, since it is larger than the sum of its proper divisors (1).

964423 is an equidigital number, since it uses as much as digits as its factorization.

964423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 964423 is about 982.0504060383. The cubic root of 964423 is about 98.7997516754.

The spelling of 964423 in words is "nine hundred sixty-four thousand, four hundred twenty-three".