922563479 has 4 divisors (see below), whose sum is σ = 923381760. Its totient is φ = 921745200.

The previous prime is 922563413. The next prime is 922563493. The reversal of 922563479 is 974365229.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-922563479 is a prime.

It is a super-2 number, since 2×922563479² = 1702246745569166882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922563779) 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, 407447 + ... + 409704.

It is an arithmetic number, because the mean of its divisors is an integer number (230845440).

Almost surely, 2^922563479 is an apocalyptic number.

922563479 is a deficient number, since it is larger than the sum of its proper divisors (818281).

922563479 is a wasteful number, since it uses less digits than its factorization.

922563479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818280.

The product of its digits is 816480, while the sum is 47.

The square root of 922563479 is about 30373.7300804495. The cubic root of 922563479 is about 973.4913258288.

The spelling of 922563479 in words is "nine hundred twenty-two million, five hundred sixty-three thousand, four hundred seventy-nine".