22453047 has 12 divisors (see below), whose sum is σ = 33550920. Its totient is φ = 14452368.

The previous prime is 22453033. The next prime is 22453061. The reversal of 22453047 is 74035422.

It is an interprime number because it is at equal distance from previous prime (22453033) and next prime (22453061).

It is not a de Polignac number, because 22453047 - 2⁴ = 22453031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22453047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22453147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42753 + ... + 43274.

It is an arithmetic number, because the mean of its divisors is an integer number (2795910).

Almost surely, 2^22453047 is an apocalyptic number.

22453047 is a deficient number, since it is larger than the sum of its proper divisors (11097873).

22453047 is a wasteful number, since it uses less digits than its factorization.

22453047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86062 (or 86059 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 22453047 is about 4738.4646247492. The cubic root of 22453047 is about 282.1142965085.

Adding to 22453047 its reverse (74035422), we get a palindrome (96488469).

It can be divided in two parts, 2 and 2453047, that multiplied together give a palindrome (4906094).

The spelling of 22453047 in words is "twenty-two million, four hundred fifty-three thousand, forty-seven".