922053649 has 4 divisors (see below), whose sum is σ = 1005876720. Its totient is φ = 838230580.

The previous prime is 922053611. The next prime is 922053659. The reversal of 922053649 is 946350229.

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 not a de Polignac number, because 922053649 - 2²⁹ = 385182737 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (922053659) 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, 41911519 + ... + 41911540.

It is an arithmetic number, because the mean of its divisors is an integer number (251469180).

Almost surely, 2^922053649 is an apocalyptic number.

It is an amenable number.

922053649 is a deficient number, since it is larger than the sum of its proper divisors (83823071).

922053649 is a wasteful number, since it uses less digits than its factorization.

922053649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83823070.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 922053649 is about 30365.3363063873. The cubic root of 922053649 is about 973.3119681488.

The spelling of 922053649 in words is "nine hundred twenty-two million, fifty-three thousand, six hundred forty-nine".