964367623 has 4 divisors (see below), whose sum is σ = 995476288. Its totient is φ = 933258960.

The previous prime is 964367597. The next prime is 964367639. The reversal of 964367623 is 326763469.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326763469 = 2089 ⋅156421.

It is a cyclic number.

It is not a de Polignac number, because 964367623 - 2²⁹ = 427496711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964367423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15554286 + ... + 15554347.

It is an arithmetic number, because the mean of its divisors is an integer number (248869072).

Almost surely, 2^964367623 is an apocalyptic number.

964367623 is a deficient number, since it is larger than the sum of its proper divisors (31108665).

964367623 is a wasteful number, since it uses less digits than its factorization.

964367623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31108664.

The product of its digits is 979776, while the sum is 46.

The square root of 964367623 is about 31054.2689979977. The cubic root of 964367623 is about 987.9786061768.

The spelling of 964367623 in words is "nine hundred sixty-four million, three hundred sixty-seven thousand, six hundred twenty-three".