22827463 has 4 divisors (see below), whose sum is σ = 22857768. Its totient is φ = 22797160.

The previous prime is 22827443. The next prime is 22827491. The reversal of 22827463 is 36472822.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36472822 = 2 ⋅18236411.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22827463 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 (22827443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13993 + ... + 15538.

It is an arithmetic number, because the mean of its divisors is an integer number (5714442).

Almost surely, 2^22827463 is an apocalyptic number.

22827463 is a deficient number, since it is larger than the sum of its proper divisors (30305).

22827463 is an equidigital number, since it uses as much as digits as its factorization.

22827463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30304.

The product of its digits is 32256, while the sum is 34.

The square root of 22827463 is about 4777.8094352956. The cubic root of 22827463 is about 283.6737931156.

The spelling of 22827463 in words is "twenty-two million, eight hundred twenty-seven thousand, four hundred sixty-three".