922429439 has 4 divisors (see below), whose sum is σ = 944927760. Its totient is φ = 899931120.

The previous prime is 922429433. The next prime is 922429447. The reversal of 922429439 is 934924229.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 934924229 = 12011 ⋅77839.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-922429439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 922429439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922429433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11249099 + ... + 11249180.

It is an arithmetic number, because the mean of its divisors is an integer number (236231940).

Almost surely, 2^922429439 is an apocalyptic number.

922429439 is a deficient number, since it is larger than the sum of its proper divisors (22498321).

922429439 is a wasteful number, since it uses less digits than its factorization.

922429439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22498320.

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

The square root of 922429439 is about 30371.5234882941. The cubic root of 922429439 is about 973.4441770958. Note that the first 3 decimals are identical.

The spelling of 922429439 in words is "nine hundred twenty-two million, four hundred twenty-nine thousand, four hundred thirty-nine".