963924641 has 4 divisors (see below), whose sum is σ = 1005834432. Its totient is φ = 922014852.

The previous prime is 963924607. The next prime is 963924659. The reversal of 963924641 is 146429369.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 963924641 - 2¹⁰ = 963923617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 963924592 and 963924601.

It is not an unprimeable number, because it can be changed into a prime (963924601) 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, 20954861 + ... + 20954906.

It is an arithmetic number, because the mean of its divisors is an integer number (251458608).

Almost surely, 2^963924641 is an apocalyptic number.

It is an amenable number.

963924641 is a deficient number, since it is larger than the sum of its proper divisors (41909791).

963924641 is a wasteful number, since it uses less digits than its factorization.

963924641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41909790.

The product of its digits is 279936, while the sum is 44.

The square root of 963924641 is about 31047.1357938216. The cubic root of 963924641 is about 987.8273071085.

The spelling of 963924641 in words is "nine hundred sixty-three million, nine hundred twenty-four thousand, six hundred forty-one".